1·What is the nature of the lunar volatiles in the permanently Shadowed regions at the lunar poles?
月极附近永久性阴影地区的挥发物的本质是什么？
2·When the researchers isolated tomato plant volatiles and smeared them on the piece of rubber, dodder tried to attack that.
当研究人员隔绝西红柿植物挥发物，并将之涂在一块橡皮上，菟丝子试着接近那块橡皮。
3·That's because a tomato's flavor - made up of sugars, acids and chemicals called volatiles - degrades as soon as it's picked from the vine.
那是因为番茄的味道——由糖、酸和几种被称为挥发物的化学物质构成——自它从藤上被摘下来的那一刻开始，就在逐渐减弱。
4·After they were allowed to warm up, even for a day, some genes in the tomatoes that created its flavor volatiles had turned off and stayed off.
恢复室温后——哪怕只有一天——番茄中一些产生其味道挥发物的基因便不再起作用，而且无法恢复。
5·Meantime, effect of volatiles on physiology and psychology were analyzed from angle of drug physiology and aromatherapy.
同时，从药物生理和芳香疗法的角度，初步分析了挥发物对人体生理、心理健康的影响。