Nanogram method
[化] 超微量法
🧩 词语组成解析
[化] 纳克
🗣️ 情景例句
He'll do anything to avoid getting down to math lessons,
他老是设法想逃避数学，
I like collecting stamps.
我喜欢收集邮票。
The underground railway runs 24 hours a day, and there are all-night cinemas, bars and restaurants.
地铁一天24小时不停地运营。还有通宵电影院、酒吧间和餐馆。