retain,retention
构词:re(往回)+tain(= take in 拿进来,hold 拿住)
拿回来,拿住 vt. 保持,记住,留用
相关:attain,contain,detain,maitain,obtain,sustain
搭配:retain moisture / control / charm / independence / tradition;
retain facts / information;retaining fee
近义:keep,maintain,remember
reverse
构词:re(反)+vers(转)+e
反转 v. 反转。n. 相反。adj. 相反的。
相关:verse,version,adverse,converse,diverse,inverse,obverse,perverse,universe
搭配:reverse car /disease /decision,reverse order /trend /decline;
in reverse,reverse order / side / effect
近义:turn around,upturn,alter,switch,shift,overturn;
opposite,contrary,contradiction
考点:矛盾对立
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