keep schtum
US /kiːp ʃtʊm/
UK /kiːp ʃtʊm/
成语
保持沉默, 守口如瓶
to remain silent; to keep quiet about something
示例:
•
He promised to keep schtum about what he saw.
他答应对他所看到的一切保持沉默。
•
The police asked him to keep schtum until they had more information.
警方要求他保持沉默，直到他们获得更多信息。