I don't think her tree goes all the way to the top branch.

她的脑袋发育不完全。

The infection has been linked to thousands of babies being born with underdeveloped brains.

疫情导致数千名婴儿出生时大脑发育不完全。

Most of the moon plants ended up stunted – meaning small or not fully developed.

大多数月球上的植物最终都发育不良，这意味着小或发育不完全。

Nothing is so pleasant to the unformed or partially developed mind as the exercise of power or dominion over others.

对未定型，或者说发育不完全的思想而言，再也没有比拥有控制他人的权利更具诱惑力、更让人难以抗拒的事情了。

The chambers on the left side are underdeveloped. In addition, the mitral valve, which connects these two chambers, is abnormally narrow.

左心室发育得不完全。而且二尖瓣连接着左右心室也狭窄得严重。

Marsupials are mammals that give birth to less developed young that are carried and fed in a pouch on the mother's body.

有袋动物是一种哺乳动物，产下发育不完全的幼仔，由母亲身体上的育儿袋携带和喂养。

In regard to the sterility of hybrids, in which the sexual elements are imperfectly developed, the case is somewhat different.

关于性要素发育不完全的杂种的不育性， 情况有不同。