Sealing off
[电] 封闭
🧩 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
This DJ is really good.
这个DJ真棒！
He has a telephone set.
他有一部电话。
Would you like me to demonstrate it for you?
要不要我来为你示范一下？