essential
[英][ɪ'senʃl][美][ɪˈsɛnʃəl]
adj.
基本的；必要的；本質(zhì)的；精華的
n.
必需品；基本要素；必不可少的東西
復(fù)數(shù): essentials
雙語例句
1.
Breathable, waterproof clothing is essential for most outdoor sports.
大多數(shù)戶外運(yùn)動衣服必須透氣且防水.
2.
Cooperative activity is essential to effective community work.
要把社區(qū)工作做好,協(xié)作活動是必不可少的.
3.
the essential goodness of human nature
人性善良的本質(zhì)
4.
a lack of essential nutrients
基本營養(yǎng)的缺乏
5.
A ceasefire is an essential precondition for negotiation.
?；鹗钦勁械谋匾疤?