Ulcerable
a. ulcerate的变形
🗣️ 情景例句
I see how people spend their leisure time--
我看到人们怎样利用闲暇时间
How are you going?Are you going by boat?
你怎样去?坐船去吗？
They misplaced this book under other categories.
他们把它错放到另一个类别去了。