Blb mask
[医] BLB面具(飞行员用的供氧面具)
🧩 词语组成解析
mask
[mæsk]
n. 面具;假面具;用作掩饰的事物;护肤膜;
vt. 掩饰;戴面具;用面具遮住，掩盖，掩饰;
vi. 戴面具;隐瞒，掩饰;
🗣️ 情景例句
First use a knife to dice the meat, then add 1/4 of a cup of oil.
先用刀把肉切成肉丁，然后再加四分之一杯食用油。
A man may talk like a wise man and yet act like a fool.
一个人可能说话像个聪明人，而行为像个大笨蛋。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。