Back-pressure manometer
[化] 背压压力计
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
n. 压力计\\n[化] 流体压强计; U型管测压计
🗣️ 情景例句
Have you anything dutiable?
您有应缴税的东西吗？
Joe was really a rat.
乔是个十足的大骗子。
Pretending to speak seriously, one of the workmen asked if he might make a telephone call before being taken to the station.
其中一个工人装模作样地问道，在被带往警察局之前，是否可以打一个电话。