The direct compression and artificial digestion method were used to examine the encysted metacercaria of C.用直接压片法和消化法检查淡水鱼虾体内的华支睾吸虫囊蚴.Objective To study the infection of freshwater fishes with the encysted metacercaria o...
The water level of the Mississippi River is already 6.5 feet below normal.密西西比河的水位已经比正常值低了6.5英尺。Oil leaking from a barge in the Mississippi River poses a hazard to the drinking water of New Orleans.密西西比河上驳船漏油事件危及新奥尔良市的饮用...
很多婴儿到一岁大时才开始长牙。Many infants do not cut their first tooth until they are a year old.她比我小一岁, 是属牛的.She is one year younger than I am; she was born in the year of the ox.我是库特,今年十一岁,我是个不可救药的人.I'm Kurt . I'm eleven ....
They can neither read nor write, nor can they comprehend such concepts.他们不会读，不会写，也理解不了这样的概念。That, if you'll pardon my saying so, is neither here nor there.恕我直言，那根本就不重要。I have received neither an acknowledgment nor a...
30 percent of reptiles, birds, and fish are currently threatened with extinction.目前，30%的爬行动物、鸟类和鱼类面临灭绝的危险。The rate of inflation is running at about 2.7 percent.通货膨胀率大约为2.7%。Last year, economic growth tailed off to below ...