Plattner mortar
[化] 冲击钵
🧩 词语组成解析
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
Put your hands up.
把手举起来。
He's tired because he worked hard all day today.
他疲倦是因为他今天整天努力工作。
It's too far. The smaller one is nearer, and we've never been there before.
那个太远。小一点的那个近些，我们以前还从未去过那儿呢！