Food is necessary to maintain life.
食物是维持生命所必须的。
疯狂英语拿手好戏卡 探讨中美贸易磨擦 - 额外成就感

📚 句中词汇解析

从本句中提取的重要词汇

necessary ['nɛsəsɛri] 词频1 词根: necessar
adj. 必要的;强制的;必然的;不可避免的; n. 必需品;
💡 necess必要 + ary 表示有...性质的, → a.必要的;必然的
"Vitamin D is necessary to aid the absorption of calcium from food."
从食物中吸取钙需靠维生素D的帮助。
近义:indispensable, inevitable, mandatory, needful, obligatory, obliged 反义:needless, pointless, profitless, purposeless, redundant, reiterative
maintain [men'ten] 词频2 词根: main
vt. 保持;保养;坚持;固执己见;
💡 main手+tain拿→用手拿住→维持
"The idea is to maintain the regularity of the heartbeat."
问题就是要维持心跳的规律性.
近义:hold, husband, keep, prop, save, steady
food [fu:d] 词频1
n. 食物,食品;粮食;养料;资料;
"Vitamin D is necessary to aid the absorption of calcium from food."
从食物中吸取钙需靠维生素D的帮助。
近义:meal, mess, nourishment, nutrient, nutriment, nutrition
life [laɪf] 词频1
n. 生活,生计;生命,性命;一生,寿命;人生,尘世;
"My life seemed aimless."
我的生活似乎没有目标。
近义:being, existence, liveliness, spark, sprightliness, zest 反义:passing, quietus, decease, demise, disappearance, end

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