Lagging jacket
[机] 隔热包层套
🧩 词语组成解析
n. 迟钝, 落后, 防护套\\na. 迟钝的, 落后的
jacket
['dʒækɪt]
n. 短上衣，夹克;土豆皮;书籍的护封;文件套，公文夹;
vt. 给…穿夹克;给…装护套;给…包上护封;〈口〉打;
🗣️ 情景例句
I started traveling twenty-four hours ago.
从出门到现在已经二十四小时了。
What number should I dial to get the operator?
我应该拨什么号码找到接线员？
It's the most expensive model in the shop.
这是店里最贵的型号。