upright
(adj. upright)
直立
unofficial
(adj. unofficial)
非官方
understand
(v. understand)
理解
unnecessary
(adj. unnecessary)
不必要
unexpected
(adj. unexpected)
意外
unfortunate
(adj. unfortunate)
不幸的
upright
(adj. upright)
直立
unofficial
(adj. unofficial)
非官方
understand
(v. understand)
理解
unnecessary
(adj. unnecessary)
不必要
unexpected
(adj. unexpected)
意外
unfortunate
(adj. unfortunate)
不幸的