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发表于 2019-5-17 14:28:19
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本帖最后由 klwo2 于 2019-5-17 14:36 编辑
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字典上都讲了啊:& C' M% P/ v% M" b3 g* f* ` s
7 n) { E9 q0 C# ~[in combination](of a person or their blood) having a specified substance or condition (人, 人的血液)呈阳性的:
: D1 r+ o) _2 W0 w8 C$ w7 e- XHIV-positive.HIV阳性。 showing the presence of a particular germ, condition, or substance
8 A4 r9 I: X2 w' @- E8 k% L5 nHe tested positive for steroids. [=the test showed that he had used steroids]
$ x& M+ {8 t+ _7 s# m1 t9 vThe test results were positive.
7 g! m3 e+ x8 ~6 VHIV positive patients
% P0 _: C5 L. J9 m7 k1 L新牛津说这是固定组合,学习词典为了给你省事,一般都直接告诉你test 跟positive 搭配,都这么简单、粗暴、赤裸裸地告诉你是词汇现象了,记住、背下来、跟着用就是了,这还不会?
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问为什么不能用positively,不能用就是不能用,positively 不能表达这个意思:/ k. \* E; C5 w `
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in a positive way, in particular有把握地, 尤指:
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( Y6 L& C1 R- X2 B- O) L2 |with certainty; so as to leave no room for doubt确定地, 明确地; 毋庸置疑地:" L/ Z6 G- g- A7 D9 j# B$ C. k
experts could not positively identify the voices.专家们不能明确地识别那些声音。
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as submodifier used to emphasize that something is the case, even though it may seem surprising or unlikely必定地, 确实的: p: |4 h' e" K, G3 X0 t ]
some of the diets may be positively dangerous.某些饮食可能确实是危险的。 % T8 `( k1 H m8 B
词汇上的特例永远超越语法上的规律。你问为什么【晒太阳】是【在太阳底下晒】,【晒娃】是【把自己娃的照片晒给人看】,【打车】是【坐车】,【打人】是【击打别人】,只能说这些是词汇上的特例啊 |
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