"Do you play chess?" he asked, looking askance at Miguel.“你会下棋吗？”他斜睨着米格尔问道。I have to be in the right frame of mind to play chess.下棋时,我的心境处于很集中的状态.I know how to play chess. How about you?我会下国际象棋. 你呢?...
我们需要的不是善意但难以实现的宣言，而是实际行动。What we need is not manifestos of pious intentions, but real action.高速公路的实际覆盖面积还不到农村地区的0.1%。Motorways actually cover less than 0.1 percent of the countryside.这两种手法实际运用起来哪个好一些？How do the two techn...
结果表明:钛酸酯类>硅烷类>硬脂酸类.Result organic titanate silane octadecanoic acid.采用内标法建立了原油中正构烷烃、生物标志物(甾 、 萜烷类)的分析方法.A method for analysis n - alkanes, steranes and terpanes in oil by internal standard method was established.目的:从中国红豆...