Rocks like quartz, well, quartz of optical quality weren't cheap.

具有像石英这样的光学品质的石头并不便宜。

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Research shows that consumers don't want to let go of any traditional product attributes, like convenience, price and quality.

研究表明，消费者不愿放弃任何传统产品属性，比如便利性、价格和质量。

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The most loyal customers would still get the product they favor, the idea goes, and they'd feel like they were helping sustain the quality of something they believe in.

这种想法是，最忠诚的顾客们仍然愿意买他们喜欢的产品，还会觉得自己在帮助他们所信任的产品维持质量。

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The effect of a disease - or a condition like obesity - can be tallied by a measure called quality-adjusted life years lost.

VOA: standard.2010.08.10

And this spin is an intrinsic quality of the electron, it's a property that is intrinsic in all particles, just like we would say mass is intrinsic or charge is intrinsic.

自旋是电子的本征量，它是所有粒子的本征性质，就像我们说质量是本征的或者电荷是本征的。

麻省理工公开课 - 化学原理课程节选

And so it's a nicer place to be if you like having a good quality of life.

所以，如果你想有个高质量的生活，那里是个很好的居住地。

关于伦敦的全部 - SpeakingMax英语口语达人

We're going to be judging not only on strength of hack, but also on the write-up itself: things like quality of explanation, ease of duplication and cleverness will all be taken into account.

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We would like to take advantage of the ongoing experimental trials that are proving to improve the quality of life of children like ours through proper management and medical treatment.

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" It all has a sort of Rodney King-like quality to it: "Can't we all just get along?

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