動詞 parboil:

1. cook (vegetables) briefly
   同義詞：blanch

1. Potatoes can be parboiled before roasting.
   土豆可先煮至半熟再烤。

par.boil

v.tr.（及物動詞）
par.boiled,par.boil.ing,par.boils
To cook partially by boiling for a brief period:
把…煮得半熟，預(yù)煮：做菜時(shí)只煮一會兒：
例句：
parboiled and then sautéed the new potatoes.
把新出的土豆煮得半熟并煸熟

To subject to intense, often uncomfortable heat.
使受熱：受到通常是不舒服的炎熱

來源：
Middle English parboilen [to boil partly, to boil thoroughly] influenced by part [part]
中古英語 parboilen [半煮，煮透] 受 part的影響 [部分]
from Old French parboillir [to boil thoroughly]
源自 古法語 parboillir [煮透，煮爛]
from Late Latin perbullore
源自 后期拉丁語 perbullore
Latin per- [thoroughly] * see per-
拉丁語 per- [透的，徹底的，完全的] *參見 per-
Latin bullore [to boil]
拉丁語 bullore [煮沸]