Lagging
n. 迟钝, 落后, 防护套\\na. 迟钝的, 落后的
✅ 同义词
📖 牛津释义
lagging
n [U] material used for this 绝缘材料.
🗣️ 情景例句
By all means, you ahead.
当然可以。随便。
We have a lot of invitation cards, but they are all for the same date.
我们接到了许多请帖，但是上面的日期却全都是同一天。
I'm eleven. How old are you?
我11岁。你多大？