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a cylinder of [material]
a cylinder of compressed air
一个压缩空气罐
圆柱体；圆筒；汽缸
先理解核心含义，再看它在真实句子里的用法。
圆柱体；圆筒；汽缸
a solid or hollow object with straight sides and two circular ends of equal size
a cylinder of compressed air
一个压缩空气罐
通过沿与曲线平面相交的轴投影封闭的二维曲线而形成的表面
A surface created by projecting a closed two-dimensional curve along an axis intersecting the plane of the curve.
由圆柱面和两个平行平面(底面)围成的立体
a solid bounded by a cylindrical surface and two parallel planes (the bases)
由圆柱体和两个相交圆柱体的平行平面围成的立体图形
A solid figure bounded by a cylinder and two parallel planes intersecting the cylinder.
通过绕固定线旋转平行线生成的曲面
a surface generated by rotating a parallel line around a fixed line
The gas is stored in a metal cylinder under high pressure.
气体在高压下储存在金属圆筒中。
This car's engine has six cylinders arranged in a V shape.
这辆车的发动机有六个气缸，呈V形排列。
We learned how to calculate the volume of a cylinder in math class.
我们在数学课上学习了如何计算圆柱体的体积。
a cylinder of compressed air
一个压缩空气罐
常见于描述发动机气缸数
a four-cylinder car
一辆四缸汽车
表示在汽缸内部的位置
The piston moves inside a cylinder.
活塞在汽缸内运动。
Not this
He bought cylinder.
Use this
He bought a cylinder.
cylinder 是可数名词，单数形式前需要冠词 a 或 the。
Not this
The machine has three cylinder.
Use this
The machine has three cylinders.
当数量大于1时，可数名词 cylinder 必须使用复数形式 cylinders。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
煤气罐
Make sure the gas cylinder is stored upright.
确保煤气罐直立存放。
汽缸盖
The mechanic replaced the cylinder head gasket.
机械师更换了汽缸盖垫片。
汽缸体
The engine cylinder block is made of cast iron.
发动机汽缸体由铸铁制成。
液压缸
The hydraulic cylinder operates the crane arm.
液压缸操纵起重机臂。
氧气瓶
The hospital has a large cylinder of oxygen for emergencies.
医院有一个大氧气瓶以备急用。
竭尽全力；全速运转
After the break, the team was firing on all cylinders and scored three goals in ten minutes.
休息之后，球队全力以赴，十分钟内连进三球。
高效运转；全力以赴
With the new software, my computer is running on all cylinders again.
装了新软件后，我的电脑又高效运转了。
Use cylinder naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
圆柱体像竖立的易拉罐，上下两面是圆形，侧面垂直。记住“圆筒”就是cylinder。
register: neutral, settings: 数学、工程、日常用品, note_zh: 通常用于描述圆柱体或圆筒，在数学和工程中常见，也用于日常生活中的圆筒状物体。
No genuine rhymes with 'cylinder' (sɪləndɚ). Lookalikes: calendar (ends -endar, vowel æ), cinder (ends -inder, vowel ɪ), tinder (vowel ɪ), winder (vowel aɪ), blunder (ends -under, vowel ʌ).
Dictionary facts from ECDICT, WIKTIONARY.