Perturbative
a. 烦扰性的, 扰乱性的
🗣️ 情景例句
I'm afraid i have a complaint to make.
恐怕我要提点意见。
How long have you had this pain?
疼痛多久了？
The following year, it was taken to pieces and sent to America.
第二年，它被拆成若干小块，运到美国。