v. 取代； 排挤
根除
The duke plotted to supplant the king. 公爵阴谋取代国王的地位。
She's been supplant in her aunt's affection by her brother. 她在她姑母心中的地位已被她兄弟取代了。
It is my view that the new historical disciplines complement rather than supplant traditional history. 我认为这些新的历史学科对传统历史学起到了补充而非排挤作用。
