D-ala
[医][=delta aminolevulinic acid]δ-氨基γ-戊酮酸，δ-氨基乙酰丙酸
🧩 词语组成解析
n. 翼, 翅\\n[化] 丙氨酸
🗣️ 情景例句
I'm very tired.
我很累了。
I was moved. = I was touched.
我很受感动。
So who won the race?
谁在比赛中获胜？