The synthesis of ν - curcumene was described. The experiment affirmed that ν - curcumene can aromatize to α - curcumene readily at room temperature.用金属锂 - 液氨一步还原法合成γ姜黄烯.实验证实γ姜黄烯极不稳定,室温下极易芳香化转变成α姜黄烯....
From now on, I won't nickname others, and try call their original name instead of byname.即日起.我不给别人取外号了, 而且也不叫人家外号,叫人家本名就好啦.Meanwhile, tonight's moon isn't the official Harvest Moon, although many will call...
他将自己的名字缩写为亚历克。He abbreviated his first name to Alec.AIDS是获得性免疫缺损综合征的缩写。AIDS stands for Acquired Immune Deficiency Syndrome.口头英语中is not 常缩写为 isn ‘ t.In conversational English " is not " often contracts to " isn't "....