Cement(-sand) mortar
[化] 水泥砂浆
🧩 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
Be on your guard.
你要提防着点儿。
Don't forget to put stamps on the letter before you mail it.
不要忘记在寄信以前把邮票贴在信封上。
Von Frisch watched the wagging dance very carefully.
冯·弗里施非常仔细地观察蜜蜂跳的摇摆舞。