antifreeze
ْأنْتِيفرِيزمقاوم التجمد
اسم
chemical substance used to keep liquid from freezing
Winter is coming. You’d better put some antifreeze in your car.
الدرس 4 · 38 كلمة
اضغط أي بطاقة لسماع نطق الكلمة — وتحت كل كلمة نطقها بالحروف العربية ومثال من المنهج.
circulate
ْسِيرْكُولَيتيدور على/يتناقل/يتداول
فعل
move in a circuit and return
Water is circulated through the engine by the water pump.
combustible
ْكُمْباسْتِبُلقابل للاحتراق
صفة
that can burn
Wood is combustible, but steel is noncombustible.
combustion
ْكومْبوسْتِشِناحتراق
اسم
act/process of burning
The combustion begins with a spark.
component
عنصر/جزء
اسم
part
Every component of the engine must work well.
coolant
ْكولَنْتمحلول التبريد
اسم
fluid used for cooling engines
The water pump circulates the coolant.
cylinder
ْسِيلِنْدَراسطوانة
اسم
hollow/solid body with circular base and straight sides
Combustion takes place in the cylinder and moves the piston.
eliminate
إلّيمِينَيتيزيل/يتخلص من/يمحي
فعل
remove/get rid of; omit
Eliminate his name from the list. He’s not here anymore.
exhaust
ْإقْزَاسْتعادم الدخان
اسم
air, smoke which escapes from engine
The exhaust from the engine is dangerous.
external
ْإكسْتَيرْنَلخارجي
صفة
of/on the outside; foreign
The skin is an external organ of the body.
filter
ْفِلْتَرمصفي/مرشح
اسم
device through which liquid/air is cleaned/strained
We filter the water to eliminate the dirt.
filter
ْفِلْتَريصفي/يرشح
فعل
pass through a filter; remove with a filter
We filter the water to eliminate the dirt.
for the purpose of
أوفمن أجل/لغرض
حرف جر
in order to
The students are in school for the purpose of studying.
friction
احتكاك
اسم
rubbing of one object against another
Friction between the parts makes them hot.
in order to
إن أورْدَرْ تولكي/لأجل
حرف جر
with the purpose of
He studies every night in order to pass the test.
internal
ْإنْتَيرْنَلداخلي
صفة
of/in the inside
The heart is an internal organ of the body.
least
لِي ْسْتأقل
ضمير
smallest amount
December 21st has the least amount of daylight of any day in the year. It is the shortest day of the year.
lubricate
ْلُوبْرِيكَيتيشحم/يزيت
فعل
make slippery; apply a lubricant
The mechanic lubricated the gears of the engine. It runs great now!
malfunction
ْمالْفانْكِشِنقصور/عجز/خلل
اسم
instance of malfunctioning
My engine had a malfunction today. I had to have it fixed.
malfunction
ْمالْفانْكِشِنيعجز عن/يقصر عن/يتعطل
فعل
fail to function as it should
My engine had a malfunction today. I had to have it fixed.
overhaul
أوفَرْهولفحص شامل
اسم
a major repair job
My engine broke down yesterday. The mechanic is giving it an overhaul.
overheat
ْأوفَرْهِيتيسخن أكثر ممأ ينبغي
فعل
become excessively hot
If you don’t put water in the engine, it will overheat.
overheated
ْأوفَرْهِيتِدساخن
صفة
excessively hot
If you don’t lubricate the engine it becomes overheated.
piston
ْبِسْتِنمكبس
اسم
cylinder fitted within hollow cylinder
My car needs to have its pistons replaced.
pressure
ْبرَشَرضغط/كبس
اسم
applied force
I keep thirty pounds of pressure in my tires.
process
ْبروسِسعملية التقدم/أسلوب
اسم
system of operations
The car is started by the ignition process.
purpose
ْبروبِسغاية/غرض
اسم
reason; objective
My purpose for studying English is to learn a second language.
rebuild/rebuilt/rebuilt
ْرِيبِيلْديعيد بناء/يجدد/يرمم
فعل
construct again
My engine broke down. The mechanic rebuilt it.
regulate
ْرِقِيلَيتينظم/يضبط/يدير
فعل
control
The carburetor regulates the flow of fuel.
rub
ْرَابيحتك ب/يدلك
فعل
move along a surface with pressure and friction
Friction is caused by rubbing two things together.
so (that)
سوكي/لأن/بغية
أداة ربط
in order that
Speak louder so I can hear you.
speedometer
ْسِبيدأومِيتَرعداد السرعة
اسم
device used to indicate speed
According to the speedometer you’re going 135 KPH.
surface
ْسُورإلِسسطح
اسم
outer part; top of a liquid
There were leaves on the surface of the lake.
tear/tore/torn down
ْتَيرْ داوُنيهدم/يدك/يفكك
فعل
destroy; disassemble
Tear down that engine and find the problem.
thermostat
ْثَيرموسْتَاتمنظم الحرارة
اسم
device used to regulate temperature
The thermostat is on the wall. Turn it down, it’s too hot here.
threat
ْثرَيتتهديد/وعيد
اسم
warning; menace
Nuclear weapons are a threat to global security.
useful
ْيوسْفُلصالح/نافع/مفيد/مساعد
صفة
that can be used; helpful
A dictionary is useful when you are studying English.
wear and tear
ْوَيرْ آنْدْ تَيريتلف/بالي
تعبير
damage resulting from use
I’ve had my car for ten years. It has a lot of wear and tear.