- 重点词汇
- 排卵期
period of ovulation; ovulatory period
- 怎么
how; why; what; what about; how about
- 准确
accurate; true; right; exact; correct; tight; precise; proper; spot-on; truly; accurately; exactly; correctly; precisely; properly; specifically; faithfully; accuracy; precision; exactness; nicety; particularity; on the mark; on the nose; on the button; to the point