Alternation gate
[计] \或\门
🧩 词语组成解析
alternation
[ˌɔ:ltə:'neiʃən]
n. 交替，轮流，间隔;交替工作;更迭;变换;
gate
[ɡet]
n. 门;闸门;登机门;入场费;
vt. 给…装大门;[电子学] 电波传送;
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
Yes, it certainly is.
是呀，确实如此。