Shielding gas
[化] 保护气; 保护气体
🧩 词语组成解析
shielding
[['ʃi:ldiŋ]]
[计] 屏幕, 掩盖, 隔离\\n[化] 屏蔽
gas
[gæs]
n. 气体;[矿业] 瓦斯;汽油;毒气;
vt. 加油;毒（死）;
vi. 加油;放出气体;空谈;
int. 该死！（令人气愤的人应即被送毒气室处死）;
🗣️ 情景例句
Please have these clothes washed before eight o'clock tonight.
我今晚8点前请把这些衣服给洗了。
But I'll pay. Why not?
但是我付钱啊，不行吗？
Now the other stuents open their eyes, and guess who has the eraser.
现在其余的学生张开眼，然后猜谁手里有橡皮擦。