Colunmar
[建] 中柱的, 针状的
🗣️ 情景例句
He has been friendlier lately.
他近来更友好了。
She is singing in practice.
她在练习唱歌。
We have just moved into a new house and I have been working hard all morning.
我们刚刚搬进一所新房子，我辛辛苦苦地干了整整一个上午。