Underdevelops
v. （使）发展不完全, （使）显影不足（underdevelop的第三人称单数形式）
🗣️ 情景例句
Well, for one thing, he's my sister's boyfriend. Ann talks about Jack all the time.
首先，他是我妹妹的男朋友。安整天就是杰克长杰克短的。
It doesn't make any difference.
都一样。
Right from the start there was trouble with the Hubble.
从最开始哈勃望远镜就有问题。