Priming cup
[机] 起动来水口
🧩 词语组成解析
n. 装雷管, 装点火药, 起爆剂, 底漆\\n[化] (水泵起动前)充水
cup
[kʌp]
n. 杯子;一杯（的量）;（胸罩的）罩杯;优胜杯;
vt. 使（手）窝成杯状;使（双手）成圆状托起;为…拔火罐;
🗣️ 情景例句
Who do you think you are kidding.
你想要蒙谁呢？
There's something wrong with the phone.
电话出了点儿毛病。
He added that a student had dressed up as a policeman and was playing all sorts of silly jokes on people.
还对工人说，有个学生常装扮成警察无聊地同别人开玩笑。