Choline monooxygenase(CMO)is the rate-limited enzyme in the pathway to synthesize betaine, therefore the CMO gene is regarded as the most hopeful one of stress-tolerance genes.

胆碱单加氧酶（CMO）是甜菜碱合成途径中的限速酶，它被认为是最有希望的抗逆基因之一。

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Phone lines could only transmit information at a limited rate.

电话线路只能以有限的速率传输信息。

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Where their rate of working is limited by the rate they can find things by just looking, two heads must be better than one.

这样他们的工作效率就取决于他们通过观察来找到问题的速度。两个人的头脑肯定会比一个人的好。

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Valuation compared to its projected five-year growth rate is also modest: Limited's PEG ratio (price-to-earnings ratio divided by long-term growth rate of 15%) is 0.96.

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Cricket's 4G LTE Android Double Data rate plans offer all the features of the value-rich 3G rate plans and, for a limited time, double the monthly full speed data allowance.

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But depending on your transaction rate, off-site replication may be limited by the available bandwidth, and even by distance.

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