Flatline
n. （心脑电图呈现的）平线\\nvi. 死亡
🗣️ 情景例句
How long will it take for my mail to reach its destination?
我的信件到达目的地要多久？
Keeping is harder than winning.
创业不易，守业更难。
Suddenly the door of the storeroom was opened and a man entered.
突然贮藏门开了，一个男人走了进来。