每个雌体四五月份只产一粒卵。Each female will lay just one egg in April or May.雌兽与幼崽显然受益于群居.Females and cubs clearly derive some benefit from living in groups.那位农民买了头雌鹿.The farmer bought a doe....
Hardness is caused by divalent metallic cations.硬度是由一些两价金属阳离子引起的.Heats of hydration of divalent transition metal cations.二价过渡元素离子水化热等.The stability of hydrated divalent iodatesbe related to the electronegativity of the c...
A dilapidated house stands disconsolately amid the rubbles.一栋破旧的房子凄凉地耸立在断垣残壁中.Heavy clouds hang low over a dilapidated homestead in the Midwest, foretelling a possible tornado.厚厚的云层低低地悬在中西部残破的宅地上空, 预示可能发生龙卷风....dilapidat...