un·forth·com·ing
adjective/ˌʌnfɔːθˈkʌmɪŋ/
/ˌʌnfɔːrθˈkʌmɪŋ/
- not wanting to help or give information about something
不愿帮忙的；口紧的；不露口风的 - He was very unforthcoming about what had happened.
他对发生的事守口如瓶。
- He was very unforthcoming about what had happened.