例句
The farmer stored the grain in a dry barn.
农民把粮食存放在干燥的谷仓里。
Growing grain requires reliable water supplies, which are increasingly threatened by drought in many agricultural regions.
种植谷物需要可靠的供水，而许多农业地区的供水正日益受到干旱的威胁。
常用搭配
- whole grain｜全谷物
- a grain of sand｜一粒沙
- wood grain｜木纹
词形与相关词
grainy (adj.)
用法提示
grain指粮食通常不可数；指单颗谷粒或细粒可数。