Undersign
vt. 签名于末尾
✅ 同义词
🗣️ 情景例句
I have to run.
我得赶紧走了。
Keeping is harder than winning.
创业不易，守业更难。
small at first, narrowly contained within its banks,
开始很小，被紧紧地夹在两岸中间，