Mercury vapor (air) pump
[化] 汞汽泵; 汞汽抽机; 汞汽扩散抽机
🧩 词语组成解析
Mercury
['mɝkjəri]
n. [化]汞，水银;[天]水星;温度表;精神，元气;
vapor
['veipə]
n. 水汽，水蒸气，无实质之物;自夸者;幻想 [药]吸入剂 [古]忧郁（症）;
v. 自夸，（使）蒸发;
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗？
This square table is good.
这张方桌很不错。
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。