When you go fragrance shopping, don't test more than three in a row.
在你选购香水的时候，不要一下子试闻三种以上。
2
It takes kilograms of flowers to obtain a drop of essence, so the professors work hard to collect plants and test their fragrance.
香精，得用掉好几公斤的花卉，所以教授团队绞尽脑汁采集花卉，测试香精用途。
3
Of course this one research of he xi is an abecedarian only the fragrance of grapefruit is so wonderful really and effective still remain farther test and verify.