session low的意思|示意

The overhead of a local session EJB is relatively low, so performance should not be an issue, even if they are stateful.

本地会话ejb的开销很低，所以即使他们是有状态的，性能不是问题。

Session data needs to be kept, so the system cannot discard any data when running low on memory.

由于需要保留会话数据，因此系统内存不足时，无法丢弃任何数据。

European shares reversed early losses and Wall Street gained in another low-volume session, helped by a successful Portuguese debt offering that eased risk aversion.

得益于葡萄牙债务的成功出售，减轻了风险回避，欧洲股票扭转早期的损失，华尔街也在其他的小批量交易中有所收获。