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...
In tropical areas, larger plots have proved more useful due to greater heterogeneity of the forest.在热带地区, 由于森林的异质性较大,已证实大一些的样地更有效.The heterogeneity and uneven development of China’s economy are rather advantageous in the...
She set up shop as a bookseller in Beijing.她在北京开了一家书店.All these books may be had of any bookseller.所有这些书可以从任何书店买到.She set up shop as a bookseller in the High Street.她在大街开了一家书店....