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
Don't worry, be happy.
别担心，开心点。
Milk,butter,and cheese are shipped here from the dairy farms.
这里的牛奶，黄油，和奶酪都从奶场装运来。
It took me over half an hour to get rid of him.
我花了半个多小时才摆脱了他的纠缠。