Buck mortar
[化] 推式研缸
🧩 词语组成解析
buck
[bʌk]
n. （美）钱，元;雄鹿;花花公子;
vt.& vi. （马等）猛然弓背跃起;抵制;猛然震荡;
mortar
['mɔ:tə]
n. 迫击炮;砂浆;房产;研钵;
vt.& vi. 用迫击炮攻击（或袭击）;用灰泥涂抹[结合];
🗣️ 情景例句
We have two and a half hours.
还有两个半小时。
Are you going anywhere?
你打算上哪儿去玩？
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。