by birth的用法和樣例：
例句
- She is a brunette by birth but a blonde by habit.
她生來(lái)頭發(fā)是棕色的，但習慣上是金色的。 - And a man impotent from his birth was there.
那時(shí)一個(gè)生來(lái)就虛弱的人正在那里。 - Anne was French by birth but lived most of her life in Italy.
安妮在血統上是法國人，但大部份時(shí)間住在意大利。 - I'm Brazilian by birth although my parents are Japanese.
雖然我父母是日本人，但我在血統上是巴西人。
