1
- a short smooth-bore gun for firing shells (technically called bombs) at high angles迫击炮。
1.1
- a similar device used for firing a lifeline or firework（烟花或救生索的）发射器。
2
- a cup-shaped receptacle made of hard material, in which ingredients are crushed or ground, used especially in cooking or pharmacy臼, 研钵：
a pestle and mortar.
一套杵和臼。
词源
late Old English (in sense 2)， from Old French mortier, from Latin mortarium (to which the English spelling was later assimilated).
mass noun
- a mixture of lime with cement, sand, and water, used in building to bond bricks or stones（砌砖时用的）砂浆, 灰浆。
派生词
mortarless
adjectivemortary
adjective词源
Middle English: from Old French mortier, from Latin mortarium, probably a transferred sense of the word denoting a container （see MORTAR1 ）.