■ birth

涉及分别的多人时，可以用复数。

• (the study) has been following several thousand twins since their births in 1994 and 1995.（这次调查）追踪了几千名双胞胎，从他们 1994 与 1995 年出生时起（参见 life, death 条）。

• painter
• pain 与 painful 及 ache, hurt
• pair
• paradigm
• parameter
• part and parcel
• partial
• partially
• partially 与 partly
• partisan
• partly
• partner
• part of
• party
• pass
• passive
• past
• past year
• past year
• patron
• patron
• patron, client, customer 与 guest
• pay
• pay
• pay