Indefatigability
n. 不疲劳, 不屈不挠
🗣️ 情景例句
Welcome aboard, Malcolm!
欢迎加入， Malcolm
I guess that's Ok. What time should I check in?
我想这正合适。我应该什么时候去办理登机手续呢？
Where did you put the oranges?
你把橘子放在哪了？