他们是一球形 、 环形或锥形的一部分.They are portions of a sphere, a torus or a cone.可以认为锥形的自由基比较活泼.It is argued that the pyramidal radical would be more reactive.并且锥体和锥形圈可以是双锥形的.Both the conic ring and the cone may be double ones....
...romantic entangle-ments.爱情纠葛Bureaucracy can entangle ventures for months.官僚体制会使风险投资搁置好几个月。His tactics were to entangle the opposition in a web of parliamentary procedure.他的策略是使反对派陷入错综复杂的议会程序之中。Don't entangle the ...
People hate those who unwittingly harm the cause of peace.人们痛恨那些在不知不觉中危害和平事业的人.Citronella does not cause harm to humans, pets or the environment.香茅不对人, 动物和环境产生伤害.The late storm did much harm.不久以前的这场暴风雨造成了很大的灾害。So why are...