英語翻譯：

four
【醫(yī)】 quadri-; Quat; quattuor; tetra-

相關詞條：

1.quatuor  2.tetra-  3.Quaternary(system)  

例句：

1. 這條船沉下四英尋。
   The ship sank in four fathoms.
2. 我將等到四點鐘。
   I'll wait till four o'clock.
3. 正方形有四條邊，而圓形沒有邊。
   A square has four sides but a circle has no sides.
4. 辛苦工作了四個小時后，他覺得非常餓。
   He felt very hungry after four-hours' hard work.
5. 步行了四個小時以后，我們開始累了。
   After walking for four hours we were beginning to flag.
6. 這條線是那條線的四倍長。
   This line is four times as long as that one.
7. 這條街道比那條短四倍。
   This street is four times shorter than that one.