By far the most common snake in Britain is the adder.在英国最常见的蛇是蝰蛇.He is as deaf as a post [ stone , door - post , door - nail , an adder ].他完全聋 了.The adder is Britain's only venomous snake.蝰蛇是英国唯一的一种毒蛇。Full adders ar...
But Derek , called DJ, suffered a severe brainstem injury.但是德里克,脑干严重受伤.Derek was taken aback when a man answered the phone.德里克吓了一跳，居然是一个男的接的电话。Derek persuaded me of the feasibility of the idea.德里克让我相信这个想法是可行的。But then Wa...
The biological control progress of beet armyworm and the prospect were reviewed.本文综述了甜菜夜蛾生物防治进展以及对生物防治的展望.Deoxypodophyllotoxin have strong development inhibition to armyworm.脱氧鬼臼毒素对粘虫的生长发育有显著抑制作用.Deoxypodophyllotoxin hav...