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....
He faced the press, initially, in a somewhat subdued mood.他最初面对媒体时情绪有点忧郁。Collins was in a foul mood even before the interviews began.柯林斯在采访还没开始时就暴躁不安起来。In the union office, the mood gradually changed from resignation to ...
He turned his good eye on me and laughed.他用那只健全的眼睛看着我笑了。The couple laughed off rumours that their marriage was in trouble.夫妻两人对他们婚姻出现问题的谣言一笑置之。Even Ford, who seldom smiled, laughed out loud a few times.即使是很少笑的福特，有几次也笑出声来...