surreptitious
Definition
Kept secret, especially because it would not be approved of.
中文 保持秘密,尤其是因为不会被批准。
Example
"He made a surreptitious glance at his phone during the meeting."
Kept secret, especially because it would not be approved of.
中文 保持秘密,尤其是因为不会被批准。
"He made a surreptitious glance at his phone during the meeting."