五、让步,目的(201――240) 201 Though energy can be neither vreated nor destroyed, it can be transformed from one form to another. 虽然能量不能被创造出来也不能被消灭,但它可以从一种形式 ...
四、条件(161-200) 161. To the extent that it is real, the interaction with the lower boundary seems a good candidate to explain the high persistence of the system. 如果这一结果可靠的话,那么这 ...
三. 原因、结果(121-160) 121. The ‘wave’ properties of macroscopic matter are not apparent because the wavelength is undetectably small. 宏观物质的波动特性不明显,因为其波长很短,难以被察觉 ...
一,时间1. When a wire is broken by bending it back and forth rapidly, some of the work is transformed into heat and the wire gets hot.当把导线快速地(通过)来回弯曲折断时,部分功就转换成热,所以 ...