Ferruginosity
含铁性
🗣️ 情景例句
As a matter of fact... I am hungry.
老实说……我饿了。
It is a silly goose that comes to the fox's sermon.
只有呆鹅才去听狐狸说教。
do in fact run out of energy in accordance with the second law of thermodynamics (whether the whole universe does so is a moot point at present).
也都会消耗完其能量（整个宇宙是否如此，目前尚有争论）。