Duplex reciprocating pump
[化] 双缸往复泵\\n[医] 双筒往复泵
🧩 词语组成解析
duplex
[['dju:pleks]]
a. 双的, 复式的, 双联的, 二重的, 二倍的\\n[计] 双重的; 双工操作; 双工的; 双的; 双向的
[医] 交互的, 往复的
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 unwilling to start at the bottom, expects too much too soon.
不愿从基层干起，要求太多。
We are short of hands now.
我们现在人手不足。
Many villagers believe that the tree has already claimed a number of victims.
很多村民相信此树已经害了不少人。