您要查找的是不是：
- 空empty
- 清空empty
- 空回backlash
- 空的vacant
- 第三季third-quarter
- 第四季fourth quarter
- 盤(pán)空circle or whirl in the air
- 季銨鹽quaternary ammonium salt
- 子囊ascus
- 空出vacate
- 季戊四醇pentaerythritol
- 空載idle load
- 當季this season
- 占空比dutyfactor
- 季末end of the season
- 空檔neutral position
- 賣(mài)空oversell
- 忙季midseason
- 空物empty
- 季前賽preseason match
