pen pals
短语(pen-pal 的复数) 笔友（等于pen friend）
释义与例句
n.
-
1.
plural of pen pal
v.
-
1.
third-person singular simple present indicative of pen pal
(pen-pal 的复数) 笔友（等于pen friend）
plural of pen pal
third-person singular simple present indicative of pen pal