Would the removal prove fatal to him by causing some internal injury?

这次移动的结果会不会引起致命的内伤呢？

youdao

Premature crystallization would clog up their silk glands, which would likely prove fatal to the little creatures.

而过早的结晶会阻塞丝腺，蚕很可能为此丧命。

youdao

Albatross parents often mistake colorful debris for sea life and feed it to their chicks, which can prove fatal.

信天翁爸妈经常误将鲜艳的垃圾碎片当成海洋生物喂给小鸟们吃，而误食塑料垃圾是致命的。

youdao

But there is every chance the effect of the past two days could spill over into other areas of the market, and possibly prove fatal to a big European bank involved in Volkswagen share trades.

FORBES: Market Scan

But even with those disclaimers in mind, it's fair to say that the Red Bulls' season-opening 3-3 draw at Portland last Sunday underlined a troubling trend that could prove fatal to this club's hopes of ending a 17-year championship drought.

WSJ: Red Bulls Defense: A Work in Progress Without Progress

Trying to build a new core consumer at this stage of business maturity may prove to be fatal.

FORBES: JC Penney's Misfire: What Went Wrong