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
That child behaves just as he pleases.
那孩子想干什么就干什么。
She hesitated about what to do next.
他对下一步干什么拿不定主意。
It seems she was in class on Friday afternoon, but no one has seen her since.
好象她星期五还在教室，但从那以后没人看见过她。