Old yellow enzyme
[化] 老黄色酶
🧩 词语组成解析
old
[old]
adj. 老的;古老的;以前的;（用于指称被替代的东西）原来的;
n. 古时;
yellow
['jɛlo]
adj. 黄色的;黄皮肤的;黄种人的;胆怯的;
vt.& vi. （使某物）变黄或发黄;
n. 黄色;黄种人;黄色颜料;
🗣️ 情景例句
Don't worry about it. It's a taken of my appreciation for your business, and friendship.
没关系的。这是向你表示我们在生意及友谊上的一点心意。
Why so mysterious?
干嘛神秘兮兮的？
You must look after it. Give it to Mr. Hu.
你一定要好好保管啊！让胡老师帮你拿着。