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
And if I can be of any help,
如果我能有所帮忙的话，
Working in the theater has always been attractive to her.
对于在剧场工作，她常感到机具吸引力。
What's that? asked Lucy. She pointed at a strange thing with three legs and a strange top. It was made of metal.
“那是什么？”露西说。露西指着一个有三条腿和一个奇怪的顶部的怪怪的东西问。是用金属造的。