他有铁一般的体格。
这段时间你的感知并不那么可靠,你需要依赖的是铁一般的事实。
Your perceptions cannot be totally relied upon at this time so you need to rely only on rock solid facts.
然而,蝙蝠摄入的铁一般比实际需要量大,因此它还具有分泌过剩铁质的特殊过程。
Yet the iron intake is generally higher than what the bat needs, so it has a special process for secreting the excess.
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