necessary的常用短语是：用作形容词(adj.)a necessary evil不得不认可的不合意甚至有害的事物 thing that is undesirable and possibly harmful but must be accepted for practical reasons。necessary名词复数:necessaries。necessary【近义词】essential。
一、详尽释义点此查看necessary的详细内容
二、双解释义
三、英英释义
"food and shelter are necessities of life"
"the essentials of the good life"
"allow farmers to buy their requirements under favorable conditions"
"a place where the requisites of water fuel and fodder can be obtained"
"the necessary consequences of one's actions"
四、例句
She will make necessary arrangements.
她会作好必要的准备。
If necessary, please warehouse the goods.
如有必要，请将该货存入仓库。
The necessary outcome of a war is a fall in production.
战争带来的必然结果就是生产力下降。
五、常用短语
六、词汇搭配
七、词源解说
necessary的相关近义词
essential、important、needed、required
necessary的相关反义词
necessary的相关临近词
necessitate、necessarily、necessary to、necessary for、necessary lie、necessary work、necessary step、necessary evil、necessary tool、necessary time、necessary cause、necessary party