Substitutions
n. 代替；代用；替换（substitution的复数）
🗣️ 情景例句
What kind of business do you run?
你在经营一家什么样的公司？
I meet the boy whose aunt is a clerk.
我遇到那个男孩的姑妈是店员。
No, she isn't wearing a sweater. She's wearing a white blouse.
没穿。她穿了一件白色的衬衫？