| 单词 | trimester |
| 释义 | trimester (once / 45635 pages) n When something lasts for three months, you can say it lasts for a trimester. Each three-month period of pregnancy, for example, is one trimester. A trimester is typically three months, including a trimester of human gestation (or the time pregnancy lasts), although sometimes it's a length of time divided into three equal parts. An academic calendar is usually split into two semesters, but when it's made up of three sections, each is a trimester. The Latin root of trimester is trimestris, "of three months," from tri-, "three," and mensis, "month." WORD FAMILYtrimester: trimesters USAGE EXAMPLESThat trimester framework was largely done away with in the 1992 case Planned Parenthood v. Time(Dec 20, 2016) The Food and Drug Administration warning also applies to pregnant women in their third trimester. Wall Street Journal(Dec 19, 2016) None of those birth defects occurred to infants born to women infected in the second or third trimester. New York Times(Dec 13, 2016) 1n a period of three months; especially one of the three three-month periods into which human pregnancy is divided Hypo|Hyper first trimester time period extending from the first day of the last menstrual period through 12 weeks of gestation second trimestertime period extending from the 13th to the 27th week of gestation third trimestertime period extending from the 28th week of gestation until delivery period, period of time, time period an amount of time 2n one of three divisions of an academic year Hyper academic session, academic term, school term, session the time during which a school holds classes |
| 随便看 |
英语词典包含147318条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。