Copper is a good medium for the conduction of heat and electricity.铜是热和电的良导体.Temperature becomes uniform by heat conduction until finally a permanent state is reached.温度通过热传导变得一致，直到最终达到恒定状态。There is hardly any conduction...
Low achievers in schools will receive priority.重点将放在学校里的后进生身上。Many women achievers appear to pose a threat to their male colleagues.许多事业有成的女性似乎对她们的男同事构成了一种威胁。In school, he was not one of the achievers.上学时他不属于拔尖的那类。High a...
He painted a sign advertising the pups.他画了个（卖）小狗的广告牌。All the pups were having a rough - and - tumble in the garden.小狗都正在花园里又叫又闹.Two thousand grey seal pups are born there every autumn.那里每年秋天有2,000头灰色小海豹出生。The pups played...
原始的碳纤维材料很像布料。In its untreated state the carbon fibre material is rather like cloth.不要直接加热烘干内衣，那样会损坏布料。Never dry underwear over direct heat; it will weaken the fabric.她用各种华贵的布料制作高雅的婚纱。She produces elegant wedding gowns in...
Single dark blue - violet, one or more per peduncle, very floriferous.单瓣深蓝至紫罗兰色花, 每个节有一甚至更多的花梗, 很会开花.Single small dark purple, 5 - 8 per peduncle, very floriferous.单瓣暗深紫色小花, 每支花梗开5-8朵花, 非常会开花.Single dark blue - purple, 8...