Once you created a 'd', this could work fine as a starting point for a 'b' and a 'p', by rotating the 'd' 180 degrees.
当你完成了一个“d”，你就可以把这个“d”旋转180度，以此为基础完成“b”和“p”的制作。
2
Term of payment: By D/P within 30 days after the B/L date.
付款条件： 凭证结算，30天内（以提单日期为准）付清货款。
3
Mandy B. Belfort, M. D. , M. P. H. , of Boston Children's Hospital, and colleagues examined the relationshipsofbreastfeeding duration and exclusivity with child cognition at ages 3 and7years.