我相信了他的新装置的实用性.I was persuaded of the usefulness of his new device.图5-2人物角色的实用性的简单示例.Figure 5 - 2 : A simplified example of how personas are useful.吉他的试验均未能激起任何关于电收尘原理的实用性研究.Guitar's experiments did not stimulate any...
It's very mind - numbing and must be very depressing.这让人精神麻木,肯定非常压抑.After the depressing events of the last few months, Mina felt that it was time to put a little joie de vivre back into their lives.经历了前几个月许多令人沮丧的事情...