| 释义 |
tri·mes·terBrE /traɪˈmestə(r)/ NAmE /traɪˈmestər/ noun (medical医学) a period of three months during the time when a woman is pregnant 妊娠期(以三个月为单位)◆ the first trimester of pregnancy 妊娠的头三个月(NAmE ) = term (2 ) ◆ The school year is divided into three trimesters . 一学年分三个学期。 ➡ compare semester |