大约70%的可可树林地喷过杀虫剂。About 70% of the cocoa acreage is treated with insecticide.象牙海岸成为世界上可可粉的主要产地。The Ivory Coast became the world's leading cocoa producer.由于越来越难以收回成本，可可产业日渐衰落。The cocoa industry dwindled because it bec...
Getting rid of him will be a piece of cake.摆脱掉他就是小事一桩。The boy snatched a piece of cake and ate it hungrily.男孩抢过一块饼便贪婪地吃起来.After climbing mountains in the Swiss Alps, going up English hills is a piece of cake.爬过了瑞士的阿尔卑斯山后...
A new method for determining anthraquinone of Cassia obtusifolia L.提出了三氯化钛-分光光度法测定决明子中总蒽醌含量的新方法.GC method for the determination of cinnamaldehyde in cassia bark capsules has been developed.采用气相色谱测定中成药右归胶囊中桂皮醛的含量.Natural ...
马林斯突然改变话题，这让我措手不及。Mullins knocked me off-balance with his abrupt change of subject.马林斯开始在桌子上一堆乱七八糟的文件里翻来翻去。Mullins began to rummage among the chaotic mess of papers on his desk.肯尼科特对弗恩马林斯小姐倒是很亲热.Kennicott was cordial to ...
He was a sketcher and a copper - plate engraver .他也是杰出的素描家和 铜版画 家.He was once an engraver in a printing factory.他以前是印刷厂的一名刻工.Burin: A pointed engraver's steel tool used for cutting.雕刻刀: 雕版专用的尖钢刀....