adj.单细胞的;
例句:
The apical cell of the first leaf and of the first root originate almost at the same time after the embryo reaches to the 32-celled phase. When the last one falls, I must die, too.
胚胎在32细胞阶段后,第一叶顶端细胞与第一根顶端细胞几乎同时发生。当最后一叶掉落时,我一定也会死去。
All money will be refunded if the tour is cancelled.
如果该旅行取消,将退还所有费用.
The thief celled with two other prisoners.
这个贼与另外两个犯人同关在一个牢房中.