allethrin什么意思解释？

Objective To evaluate the control effects of twelve rich - d - trans allethrin coils and allethrin coils against mosquitoes.目的测试以富右旋反式烯丙菊酯和烯丙菊酯为有效成分不同品种盘香对淡色库蚊的防治效果....

allethrin的音标：allethrin的英式发音音标为：[æ'leθrɪn]allethrin的美式发音音标为：[æ'leθrɪn]...

n.刺激物，刺激因素，刺激...

She winked broadly at him and silently mouthed something.她使劲冲他使眼色，不出声地对他说了些什么。But if you don't, they say you are mealy mouthed forever!如果你不寄给他们, 他们说你说话总是拐弯抹角!I mouthed a goodbye and hurried in behind Momma...我用口型默示告...

残酷地，万恶不赦地...

shudder的音标：shudder的英式发音音标为：['ʃʌdə(r)]shudder的美式发音音标为：['ʃʌdɚ]...

Arab的音标：Arab的英式发音音标为：['ærəb]Arab的美式发音音标为：['ærəb]...

torturing的音标：torturing的英式发音音标为：['tɔ:tʃərɪŋ]torturing的美式发音音标为：['tɔtʃərɪŋ]...

n.除脏（术）...

瞧!我们租住的小窝, 晒衣架也成了风景.Look, the clotheshorse becomes the scenery.在冬季, 你可以把衣物放到烘衣机先烘一会儿, 再放到晒衣架上晒干.In winter time, you can dry your clothes partially a dryer, and then a drying rack....

They don't want equality and regimentation.他们不要一律平等和严密的组织.Discipline without regimentation was Miss Bulstrode's motto.既注意纪律,又不造成一律化,这就是布尔斯特罗德小姐的座右铭.Matters concerning regimentation, development, and administrat...

adj.最初的，开始的，首字母的n.首字母，[语音学]声母，特大的大写字母vt.用姓名的首字母签名...

n.（词或字母的）印重，写重...

溴代烷...

“烽火”的拼音为：fēng huǒ...

entice的一般过去时为：enticed...

adj.悦人的，令人满足的v.使高兴，使满意( gratify的现在分词 )...