Gas leakage test
[化] 气密性试验
🧩 词语组成解析
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
We prefer to have payment in US dollars. It may be difficult for us to do so.
我们用美元付款。用人民币支付可能有些困难。
At Xmas time, Debra began to dream of all the presents.
到了圣诞节的时际，黛布拉开始梦想着所有的礼物。
Because the equipment for adding sound to films had not yet been developed.
因为给电影配音的设备还没有研制出来。