After some initial problems, acetone was successfully produced in quantity.

解决了最初的一些问题后，成功地生产出了大量丙酮。

《柯林斯英汉双解大词典》

The development of sharing economy has resulted in the number and variety of sharing bikes to increase in quantity.

共享经济的发展使得共享单车的数量和种类大量增加。

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It's cheaper to buy goods in quantity.

大宗购物比较便宜。

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And they will study whether it is involving in controlling sleep quantity alone, or also what scientists call the "wakefulness-behavioral drive."

VOA: special.2009.08.26

And the solution to this equation looks like this where it is written in terms of a quantity called a wavefunction.

这个方程的解法是,看起来像是写成数学符号就是,波函数。

麻省理工公开课 - 固态化学导论课程节选

Again, how much quantity would Firm 2 have to produce in order to induce Firm 1's best response to be 0?

重复一遍,公司2的产量是多少时,公司1的最佳对策是产量为0呢

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But what these veterans lack in quantity they make up in quality, bringing only the most important essentials.

BBC: Packing secrets from savvy travellers

They point out that the methane seeps are unpredictable and erratic in quantity, size and duration.

BBC: Methane seeps from Arctic sea-bed

In the future, the nation is likely to need the flexibility to field both in quantity.

CENTERFORSECURITYPOLICY: Center For Security Policy