Undercapacity
非饱和容量
🗣️ 情景例句
Oh, Somebody's at the door. I have to go.
哦，有人来了，我得去开门。
Mac always has to run to catch his train.
麦克常常为了赶乘火车而奔跑。
My wife was wearing a hat that looked like a lighthouse!
我妻子戴着一顶像灯塔一样的帽子。