她的儿子是个羞怯的小男孩，总是避开人群。

Her son is a ___timid little boy who avoids crowds.

加兰先生用他安静、胆怯的声音又问了一次汤姆。

Mr Garland asked Tom again in his quiet, ___timid voice.

尽管她很聪明，但在会议上她仍然很胆怯，很少表达自己的观点。

Despite her intelligence, she remained ___timid in meetings, rarely voicing her opinions.