把电极通入一个或多个心房或心室，并使导入一条大静脉，就可以通过有规律的小幅电击模拟窦房结发挥作用。

By inserting electrodes into one or more of the Chambers of the heart, via a large vein, it is possible to mimic its function by applying small electrical shocks at regular intervals.

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这样的通房丫鬟自然份量重一些。

So of building maid girl the natural quantity of weigh some.

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长的那么漂亮，又那么受少爷的喜欢，看来做通房是迟早的事情。

Is long of so smart, and then so is liked by young master, watch to do a building is sooner or after of affair.

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