Tacker
n. 敲平头钉的人, 敲平头钉器
🗣️ 情景例句
Are all the classes within walking distance?
所有的教室都在步行范围之内吗？
To sink
沉下
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。