He was put on standby for the flight to New York.

这班飞往纽约的班机，他候补待位。

《牛津词典》

The emergency services were put on standby after a bomb warning.

接到炸弹警报后，各紧急救助部门进入待命状态。

《牛津词典》

Security has been tightened across Indonesia, with 500 troops put on standby to support police in the capital, Jakarta.

印尼全国的安全措施都有加强，有500多名军人进入待命状态，随时支援首都雅加达的警方。

youdao

Mayor Michael Bloomberg said plows and 250, 000 tons of salt were being put on standby.

WSJ: Northeast Braces for Major Blizzard

Both Mr Mahama and Mr Akufo-Addo have promised to accept the result, but 5, 000 soldiers have been put on standby just in case.

BBC: Ghana election: Glitches force extension of voting

Security has been tightened across Indonesia in the wake of the attacks, with 500 troops put on standby to support police in the capital.

BBC: Fugitive linked to Jakarta blasts