原级：period
1. 月经：pass the mucus plug:mucus就是黏液的意思,而mucus plug是在月经(periods)期间和怀孕(prgnancy)期间分泌的一种能堵住宫颈口(cervical canal)的粘液,以避免细菌什么的进入子宫[引用自Aster的老友记]2、bumper sticker:汽车贴纸,
2. 周期：periodontal 牙周的 | periods 周期 | periosteum 骨膜
3. 年代：分期:periods | 年代:periods | 北村:Bei Cun
4. 分期：北暗区:Bei-bei region | 分期:periods | 年代:periods
1. periods的解释
1. Setting off fireworks will remain prohibited outside the designated periods of time and places allowed by the new regulation.
2. periods
2. Manufacturers could calculate working hours by the month or by the quarter so that overtime at busy periods could be offset during slowdown.
3. The most significant Byzantine monuments are churches with superb mosaics and frescoes, representative of the Byzantine art periods.
4. Art and cultural influences from different time periods during the 110 years can also be traced in the classic design of exhibited Cadillac car models.
5. periods是什么意思
5. That has sent investors into periods of panic in recent weeks, causing stocks on Wall Street to careen wildly.
6. All grottoes created during these two periods reached the pinnacle of the development of stone carving at that time and differed from grottoes created earlier.
7. \u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
7. The specific periods would be decided by provincial tax agencies on the basis of actual conditions and tax payers need not pay overdue fines.
8. periods的意思
8. You don't need a time machine to catch a glimpse of periods passed.
9. Barca quickly asserted their customary dominance of possession at the Nou Camp, forcing the Arsenal players to chase the ball for long periods.
10. Class discussions revolve around stocks and shares, and break periods means a dash to the computer to check the latest market information.