他们很快就会找到窍门。They are getting the hang of it very quickly.刚开始有点儿难，掌握窍门后就好了。It'sa bit tricky at first till you get the hang of it.做煎蛋饼并不难, 但有窍门.Making omelettes isn't difficult, but there's a knack to it....
Duplication of bands in this region is also shown by trifluoropropyne and perfluoro 2 - butene.三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.Duplication of bands in this region also shown by trifluoropropyne and perfluoro 2 - butene.三氟丙炔和全氟...
' Ah! most gracious Monsieur heretofore the Marquis, where is that emigrant?啊, 最仁慈的前侯爵先生, 那外满贵族在哪儿?Heretofore all the campus gossip had seemed merely malicious and disrespectful.在这以前,学校里的一切流言蜚语似乎纯粹是恶意的、无礼的.Oh Monsie...