Refractory mortar
[化] 耐火泥
🧩 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
You always know the right thing to say.
你说话得体。
The student felt very shy as he stood in front of the class.
那个学生站在大家的跟前时，感到非常难为情。
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。