1 peep (at sth) to look at sth quickly and secretly, especially through a small opening （尤指从小孔里）很快地看，偷看，窥视

2 to be in a position where a small part of sb/sth can be seen 隐约露出；露出一小部份: The moon is peeping out from behind the clouds. 月亮从云层后面露出脸来。