Indespensability
n. 不可少, 必需
🗣️ 情景例句
As soon as I get these cuff links on.
只等我将袖扣扣好。
A police dog follows a scent.
一条警犬在追踪着气味。
Oh, we must find them. What are they wearing?
哦，我们必须找到她们。她们穿什么衣服？