影响大网蛱蝶斑块占据情况的主要是Ii3.It was mainly Ii 3 that affected patch occupancy of M. phoebe.19世纪,黄钩蛱蝶的数量锐减.In the 19 th century the population of comma butterflies crashed.北美豹蝶北美一种色彩明丽的蝴蝶 ( 纹蛱蝶属纹蛱蝶 )A brightly colored butterfly ( ...
You may wish to take advantage of our instructional session.你应该充分利用我们的教学课程。He conducted these instructional sessions with animation and humor.他在这些会议上讲话诙谐生动.Today, most cyclotrons are used either for instructional purpose...
Hedgehogs are inactive in winter.刺猬在冬天不活动。And their queer, crude life seemed as unnatural as that of hedgehogs.他们的奇怪的粗鄙的生活,在他看来,仿佛象刺猖的生活一样反乎自然.Hedgehogs are like prickly balls.刺猬像有刺的圆球.Following the introduction of a sma...