Microimpurity
[化] 微量杂质
🗣️ 情景例句
with one real intergenerational program.
用一套真正跨辈份的活动。
Any deviation from the contract will be unfavorable.
任何违背合同之事都是不利的。
There are some armchairs in the room.
客厅里有几把扶手椅。