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
Mary, what's your favorite sport?
玛丽，你最喜欢什么运动？
All the neighbors helped us move in.
邻居们都帮忙为我们搬家。
He broke his words once again.
他又一次违背了诺言。