Ibg
[计] 块间隔; 组间间隔
🗣️ 情景例句
I'm sure he misses Grandma on a day like this.
我想在这样的日子祖父一定会思念祖母。
Saturday the whole family will clean out the garage.
周六全家动员打扫车库。
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。