Plug-flow
n. 活塞流
🧩 词语组成解析
plug
[plʌɡ]
n. 塞子;插头;消防栓;（内燃机的）火花塞;
vt.& vi. 插上插头;
vt. 以（塞子）塞住;插入;〈俚〉枪击，殴打;
vi. 填塞，堵;〈俚〉勤苦工作，用功;
flow
[fləu]
vi. 流;垂;流出;（谈话、文体等）流畅;
n. 流动;滔滔不绝;涨潮;连贯;
vt. 使泛滥;淹没;排出;
🗣️ 情景例句
Where's the produce section?
储鲜柜在什么地方？
Banking is such a boring business; I believe I'll take a short snooze.
警卫银行是桩枯燥的差事，且打个盹吧。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。