Monotonicity
单调性, 单一性
🗣️ 情景例句
I wish she were here with us to enjoy the country.
我真希望现在她就和我们在一起享受这乡村美景。
To chirr...chirrup...chirr
唧唧地叫
You know what I'm talking about.
我想你知道我在说什么。