1. 耐心結合勤奮是成功所必需的。
   Patience combined with diligence is necessary to success.
2. ＂房間里只布置了最簡單的必需品，一張床、一把椅子和一張桌子。＂
   "The room was furnished with the simplest essentials, a bed, a chair, and a table."
3. 衣、食、住所是生活的基本必需品。
   Food, clothing and shelter are all basic necessities of life.
4. 空氣是生命所必需的東西。
   Air is indispensable to life.
5. 她連生活必需品都不能買，更不用說奢侈品。
   She cannot buy daily necessities, much less luxuries.

必的英語翻譯：

需的英語翻譯：