1.
2D-QSAR study of the acute toxicity effects of triazole pesticids on D.magna
三唑类农药对大型蚤急性毒性二维QSAR研究
2.
Study on Acute Toxicity Effect of New Herbicide Peng-3 on Daphina magna
新颖除草剂peng-3对大型蚤的急性毒性研究
3.
Toxic effects of galaxolide and cadmium on Daphnia magna under polluting flow conditions containing soil-water interfaces from urban areas
模拟城市径流中加乐麝香和镉对大型水蚤的毒性效应
4.
What 's the difference between an elephant and a flea? - An elephant can have flea but a flea can not have elephant .
大象与跳蚤有何区别？ --大象可以让跳蚤攀附于身上，而跳蚤则承不起大象。
5.
What's the difference between an elephant and a flea? -An elephant can have fleas but a flea can't have elephants.
大象与跳蚤有何区别？——大象可以让跳蚤攀附于身上，而跳蚤则承不起大象。
6.
Elephants are always drawn smaller in life, but a flea always larger.
大象总是画得比实物小，而跳蚤则总比实物大。
7.
Elephant is always drawn smaller in life, but a flea always larger .
大象总是画的比实物小，而跳蚤则总是比实物大。
8.
To reduce the breeding grounds for lice, fleas and small rodents.
为了减少虱子、跳蚤和小型啮齿动物的滋生地。
9.
Any of various small, wingless, bloodsucking insects of the order Siphonaptera that have legs adapted for jumping and are parasitic on warm - blooded animals.
跳蚤蚤目的各种小型、无翅吸血昆虫中的任一种，长有适于跳跃的腿，寄生在温血动物身上
10.
Wei: Yes, it is. I bought it at a flea market in Canada.
小薇：对，是啊。我在加拿大一个跳蚤市场里买的。
11.
Essence of Life Implied in a Poem of Love--On John Donne’s THE FLEA;
一首爱情小诗,一部人生大戏——评多恩的《跳蚤》
12.
Elephants are always drawn smaller than life; but a flea always larger. --Jonathan Swift
大象总是被画得比实际的小，跳蚤则总是画得比实际的大。——斯威夫特
13.
Covered with fleas or fleabites.
生蚤的布满跳蚤的或蚤咬斑痕的
14.
A NEW SPECIES OF CALLOPSYLLA WAGNER, 1934 FROM GANSU PROVINCE, CHINA (SIPHONAPTERA. CERATOPHYLLIDAE)
盖蚤属—新种记述(蚤目:角叶蚤科)
15.
A NEW SPECIES OF BIRD FLEA (SIPHONAPT ERA: CERATOPHYLI-DAE) FROM QINGHAI PROVINCE, CHINA
青海省鸟蚤一新种(蚤目:角叶蚤科)
16.
small flat-bodied semi-terrestrial crustaceans: whale lice; sand-hoppers; skeleton shrimp.
小型扁体半陆生甲壳类；鲸虱；沙蚤；麦杆虫属端足类甲壳动物。
17.
small amphipod crustaceans that hop like fleas; common on ocean beaches.
能象跳沙蚤一样跳行的小型片脚甲壳动物；常见于海滩。
18.
The Effect of Three New Fungicides on Aquatic Daphnids;
三种新型杀菌剂对水生蚤类动物影响的初步研究