indispensable,essential,crucial三词的意思及不同 急用

indispensable indispensable sexually indispensable The Indispensable indispensable什么意思 No man is indispensable be indispensable for 与 be indispensable to 的区别 indispensable ,essential ,crucial 三词个的区别是什么? 请用indispensable造个句子 be indispensable to do还是doing Understood that you the person does not need to explain,does not understand your person not essent Air,food and water are indispensable to life.翻译中文! You have become my life an indispensable part,LXW. No one is irreplaceable and nothing is indispensable是什么意思 You are indispensable in my life the woman a hot. indispensable,essential,crucial三词的意思及不同 急用 Affection is desirable. Money is absolutely indispensable!什么意思? both teachers and students are an dispensable part这句话没有错误吧写错了，应该是both teachers and students are an indispensable part。我主要想问的是，后面应该是an indispensable part还是 indispensable parts