one two two one

一二二一───one two two one

Most cells in your body have two copies of every chromosome and, therefore, two copies of every gene: one from your mother and one from your father.───你体内的大多数细胞每条染色体都有两份拷贝，因此，每个基因也都有两份拷贝：一份来自你的母亲，一份来自你的父亲。

It took me nearly two months to form and dry two ugly pots one for rice and one for wheat.───我花了将近两个月的时间来制作和烘干两个难看的锅，一个装稻子，一个装小麦。

Don't answer the questions with one or two words but with one or two sentences.───回答问题不要使用一两个的单词，而要使用完整的句子。