Biomaterials
(biomaterial 的復(fù)數(shù)) n.生物材料
??? 情景例句
but Richard Stewart is here
但Richard Stewart正在這兒，
Patience and application will carry us through.
忍耐和努力會(huì)使我們度過(guò)難關(guān)。
Oh dear! What shall I do?
哎呀！我怎么辦呢？