狄氏剂与艾氏剂有关,对蚯蚓的毒性是相似的.Dieldrin is related to aldrin, and its toxicity to earthworms is similar.艾氏剂和氯丹都是重要的杀虫剂.Both Aldrin and Chlordane are valuable insecticides....
一棵棵高大橡树的枝条随风摇摆。The wind was bouncing the branches of the big oak trees.应该将盛行风的方向考虑在内。The direction of the prevailing winds should be taken into account.窗户外边是一块草地，高高的草随风摇摆。The windows overlooked a lawn of tall waving gras...