If there are two heartbeats instead of one, that is usually the best indication of a twin pregnancy.

如果有两个心跳，而非一，即通常是最好的说明一双胎妊娠。

youdao

For example, if one of two private network connections fails, VCS has the remaining network connection and the disk heartbeat region that allow heartbeats to continue normally.

例如，假设两个私有网络通讯中的一个失效，VCS拥有剩下的网络通讯和磁盘心跳区域，允许心跳正常地继续下去。

youdao

For this method to work, the system must have two or more functioning heartbeats and all must fail simultaneously. For VCS to encounter split brain, the following events must occur.

为了令这种方法生效，系统必须拥有两条或更多的功能心跳线，并且所有的(心跳线)必须同时失效。

youdao

For somebody with my background and record with respect to coronary artery disease and previous heart attacks, there is that possibility of abnormal heartbeats and about two weeks ago we did a test that's, in effect, an electrocardiogram that you wear for a long period of time.

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