Kelp is rich in vitamins and trace elements.大型褐藻富含维他命和微量元素.On the beach giant kelp had washed ashore.沙滩上有随浪冲上来的大海藻.A gelatin - like substance obtained from kelp and used in impression material.一种从海藻中获得的类似凝胶的物质并且用于印模原料....
山间的一小块耕地是不可能养活一大家人的。A smallholding in the hills could not support a large family.他有将近1,000公顷的草场和耕地。He had nearly a thousand acres of grazing and arable land.他在自家的部分耕地里种上了咖啡。He has sown coffee on part of his acreage....
The positive - going signal subtracts from the forward bias of the lower transistor.正向信号则使它的正向偏压减弱.Significant comorbidity such as ischemic heart disease and stroke subtracts 2 points.像缺血性心脏病和中风等明显合并症者也要减去2分.A businessma...
It is almost impossible to visit Florida without falling in love with the state...去佛罗里达观光而不爱上这个州几乎不可能。He almost had to shout to make himself heard above the music.为了压过音乐声，他几乎得大声喊才能让人听见。Mars has an insubstantial atmospher...