丹尼朝下望去，只见溪水潺潺流过附近的树林。Danny looked down at the stream bubbling through the trees nearby.一条沟把溪水引到田间.A ditch diverted water from the stream into the fields.溪水蜿蜒流经山谷.The stream winds through the valley....
We introduce a method of examining oxygen pipeline divulgence using oxygen concentration meter.介绍一种用氧浓度仪检测的方法来检测氧气管道泄漏.She was at the table by the window, examining the camellia.她在窗前的桌子旁审视着山茶花.In examining the content of...
Aloe contains ten vitamins, including an uncommon, plant derived source of B 12, also know as cobalamin.芦荟含有十种维生素, 包括一种稀罕的 、 从植物中提炼出来的B12维生素源头, 叫做氰钴胺素....