| 单词 | first trimester |
| 释义 | first trimester (once / 118194 pages) n WORD FAMILY first trimester USAGE EXAMPLESAmong women infected in the first trimester, 55% experienced what the researchers called “adverse outcomes.” Science Magazine(Dec 13, 2016) —Restrictions in Alaska that ban abortion in outpatient health centers after the first trimester of pregnancy. Seattle Times(Nov 30, 2016) In my son’s case, microcephaly was caused by unknown factors in the first trimester of pregnancy. Washington Post(Nov 22, 2016) n time period extending from the first day of the last menstrual period through 12 weeks of gestation Hyper trimester a period of three months; especially one of the three three-month periods into which human pregnancy is divided |
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