B-vitamins
B族维生素
🧩 词语组成解析
n. 维生素（ vitamin的复数形式 ）
🗣️ 情景例句
I would rather stay at home than go out.
我宁可呆在家里，不想出去。
He is hard to please.
他是难以取悦的。
Despite the fact that the bottle is tinted a delicate shade of green, an observant visitor would soon notice that it is filled with what looks like a thick, grayish substance.
尽管那只瓶子呈淡绿色，但细心的客人很快就会发现瓶里装的是一种看上去黏稠，颜色发灰的东西。