Suction valve
[化] 进口阀
🧩 词语组成解析
suction
[['sʌkʃən]]
n. 吸, 吸入, 吸上, 吸引, 吸力\\n[化] 吸气; 吸入
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
Spring is the season for romance.
春天是浪漫的季节。
Sorry, but I have to go. Peace!
对不起，我必须走了，祝无恙！
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。