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
Don't walk on the grass or you'll be in trouble with the law.
不要踏进草地，不然的话法律会找你麻烦的。
He has a boat.
他有一艘船。
He wrote books about communism. He said that all communists should help each other.
他写了不少关于共产主义的著作。他说所有的共产党人都应该互相帮助。