季风雨使河堤决口。Monsoons caused the river to burst its banks.几只螃蟹沿着泥泞的河堤快速横行。Crabs scuttle along the muddy bank.河堤决口后,很多家庭流离失所,无家可归.Many families were drowned out when the river burst its banks....
目的提出甘肃省地方性氟中毒防治对策.Objective To propose suitable prevention measures for endemic fluorosis.结论适当浓度的碘、对大鼠氟中毒有明显的拮抗作用.Conclusion Proper concentration I and Se have obvious antagonism against rat fluorosis.此外,贵州还有超过1000万人有氟中毒...
I answered yes in a quavering voice.我用颤抖的声音说是.Even his voice became quavering and lost its old masterfulness.他说话的声音已不象当年那样斩钉截铁,铿锵有力,而是含含混混、结结巴巴、有气无力.The gentle breeze set the flames of the lamps quavering.微风吹得灯火微微跳动....