He saw the cockroach scurry under it with the gecko far behind struggling to go under.
他看见那只蟑螂急匆匆地从它下面钻过去，壁虎在后面很远的地方挣扎着要钻过去。
A cockroach will live nine days without its head before it starves to death.
蟑螂没有脑袋可以活9天，最后是饿死的。
Whenever she sees a mouse or a cockroach, she loses her head and Screams out.
每当她看到一只老鼠或蟑螂，她总会失控而大叫出来。
I see a cockroach on the floor.
我在地上看到一只蟑螂。
看那蟑螂！
Don't be scared. It's just a cockroach.
别害怕，不过是一只蟑螂罢了。
There's another cockroach on the floor!
地上又有一只蟑螂！
Today, I saw a cockroach on the ceiling.
今天，我看到屋顶上有一只蟑螂。
She screamed when she found a cockroach in her bed.
她在床上找到一只蟑螂时大声尖叫。
Helen is always screaming while seeing a cockroach.
海伦看到蟑螂总是尖声大叫。
She was forced to live in a cockroach-infested house.
她被迫住在一间蟑螂成群的房子里。
She was forced to live in a cockroach - infested house.
她被迫住在一间蟑螂成群的房子里。
A cockroach can live several weeks with its head cut off.
蟑螂在头被切掉后仍能活好几个星期。
The inspector reported cockroach infestation in the kitchen .
检查员报告厨房蟑螂成灾。
Objective:To know the killing effect of pyrethroid preparation against cockroach;
目的：了解拟除虫菊酯类制剂杀灭蟑螂的效果；
A cockroach can live 9 days without it's head. It only dies because it cannot eat.
蟑螂没了头也能活9天。只是因为无法进食才死掉。
When they got home, they went into the kitchen, and a cockroach ran across the floor.
他们回到家后进到厨房，发现地板上有一只蟑螂。
The cockroach is the oldest extant winged insect, dating back more than 300 million years.
蟑螂是现存最久的有翼昆虫，已有3亿年的历史了。
Objective:To study the protein composition in haemolymph and ovary of the German cockroach.
目的：了解敏感品系和抗性品系德国小蠊血淋巴蛋白和卵巢蛋白的组成。
A lot have said that they wouldn't eat a cockroach, but they sure would like to see someone else do it.
许多人表示他们不会吃蟑螂，但他们对看别人吃蟑螂很感兴趣。
Method: Density investigation: stick catch; Chemical methods: applying high effect cockroach bait.
方法：密度调查采用粘捕法，化学防制采用高效灭蟑毒饵。
Methods:adhesive killing method for density investigation, and cockroach gel bail for chemical control.
方法：密度调查采用粘捕法，化学防治采用高效灭蟑毒饵；
This month the jumping cockroach - nicknamed the 'leaproach' - was named one of the top 10 new species for 2011.
这种擅于跳跃的蟑螂有着“leaproach”的绰号，在本月被列为了2011的十大新物种之一。
Objective To observe the effect of AB cockroach attractant on Periplaneta americana and Blattella germanica.
目的观察AB型蟑螂引诱剂对美洲大蠊和德国小蠊的引诱效果。
Objective To observe the effect of AB cockroach attractant on Periplaneta americana and Blattella germanica.
目的观察AB型蟑螂引诱剂对美洲大蠊和德国小蠊的引诱效果。
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