bell end pipe 台锥管形
end bell 油缸端盖 ; 端承口
bell end of plpe 承插端
rotor end bell 转子护环
end bell housing 扩散管端壳
cable end bell 电缆锥形尾端
The bell sounded for the end of the class.
下课铃响了。
The bell went for the end of the lesson.
下课的铃声响了。
Possibly the oddest suggestion is that the universe is funnel-shaped, with one narrow end and one flared end like the bell of a trumpet.
或许有种最古怪的想法，那就是认为宇宙是漏斗状的，有着狭窄的一头和向外开展的一头，像是一个喇叭口。
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