1. 保守秘密,不与人来往：keep to 坚持;固守(习惯等) | keep to oneself 保守秘密,不与人来往 | keep under 压制;控制

2. 对......守口如瓶：We kept to the roads we knew. 我们不离开我们认识的路. | keep to oneself 对......守口如瓶 | He kept his conclusions to himself. 他对他的结论守口如瓶.

3. 不与他人交往：47. per se 本身 | 48. keep to oneself 不与他人交往 | 49. go out of one's way 特意地,不怕麻烦地

4. 对......秘而不宣：keep pace with 与......保持一致 | keep...to oneself 对......秘而不宣 | keep tabs on 密切注意

verb

1. withhold information

    e.g. I kept your little secret to myself all these years

2. shun the company of others

    e.g. The new student keeps to herself