George is great at retaining new vocabulary, and he’s also good at spelling.

George很擅长记新单词，也很擅长拼写。

Hygroscopic: taking up and retaining moisture.

吸湿性：吸收并保留水分。

Focused on retaining their most profitable customers.

将精力集中在保留最有利的顾客上。

Retaining an Object During a Configuration Change

在配置改变期间维持一个对象

Retaining good people has become a priority for employers.

留住优秀员工已经成为雇主的优先事项。

Recruiting, retaining and inspiring the best people remains crucial.

招募、保留和激励优秀人才仍然至关重要。