Nonessential amino acid
[机] 非必需氨基酸
🧩 词语组成解析
a. 非本质的\\nn. 不重要的人
a. 氨基的\\n[医] 氨基
🗣️ 情景例句
Of course, I'll visit at least once a year, maybe more.
当然，我最少每年会来拜访一次，也许更多次。
Sufficient for the day is the evil thereof.
一天的不幸已够人受的了，别再自寻烦恼。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。