Sealing-off
封口，开焊; 拆焊
🧩 词语组成解析
[化] 封闭; 封闭处理\\n[医] 封闭, 封口(创伤)
off
[ɔ:f, ɔf]
prep. 从…落下;离开;从…去掉;下班;
adv. 离开;距，离;被取消;下班;
adj. 不新鲜的;不能接受;不礼貌;
n. 起跑;
v. 杀死;
🗣️ 情景例句
Richard, did you go to the aerobics class, really? Richard
你真的上了有氧运动课吗？
If you adhere to the route on the map, you won't get lost.
如果你完全按照地图上的路线走，你就不会迷路。
'And where were you at the time?'
“那你当时在什么地方？”