Other countries retained their traditional ways of doing things.其他国家仍然保持着传统的行事方式。

Retain your receipt to get a refund.留存收据, 以备退款。

This rice will retain its heat for an hour.这种米能够保温一小时。

He cannot retain information about new facts and events for longer than a few minutes.对于新的事实和事件所包含的信息, 他顶多也就能记住几分钟。

The flanges underneath retain it firmly in place.底部的法兰将其牢牢地固定住。