您要查找的是不是：
- 對合次BL代數regular Sub-BL algebra
- 次BL代數Sub-BL algebra
- 次BL代數的修正及其應用The Simplified Definition and the Equivalent Forms of Sub-BL Algebra
- BL代數BL-algebra
- 我們每年合家團聚一次。Our family has a yearly reunion.
- 這里的農民一年播一次種子。The farmers here sow once a year.
- 我們每周下兩三次棋。We played chess two or three times weekly.
- 這次考試之難出乎我的意料之外。The exam was more difficult than I had bargained for.
- BL-代數BL-algebras
- 我每天刷牙兩次。I brush my teeth twice a day.
- 司機對那次車(chē)禍應負部分責任。The driver is partially to blame for the accident.
- 這趟上山是一次艱難的跋涉。It was a hard trudge up the hill.
- 我每年進(jìn)一次山。I make a yearly trip to the mountains.
- 第一次見(jiàn)面我就討厭他了。I took against him at first sight.
- 二次曲線(xiàn)conic
- 前次last time
- 我團對敵人的陣地發(fā)動(dòng)了一次突擊。Our regiment spring a surprise attack on the enemy position.
- 我在參加首次重要的面試之前十分緊張。I was so wound up before my first important interview.
- 這條船在一次風(fēng)暴中失事了。The ship was wrecked in a storm.
- 她又一次逐漸擺脫了困境。Once again she wormed out of trouble.
