They began to leave the auditorium by ones and twos.(他們開始三三兩兩地離開了禮堂。)

Franklin could (1)count by twos and (2)tie his shoes.(富蘭克林學會了數(shù)奇偶數(shù)，他還學會了自己系鞋帶。)

At dusk, people like to sit in the meadows by twos and threes about the clear lake, enjoying the cool.(今晚時分，人們喜歡三三兩兩地坐在明凈湖水四周的草地上乘涼。)

The children went on an outing hand in hand by twos.(孩子們兩兩地手拉著手出去郊游。)

They went out hand in hand by twos and threes.(他們?nèi)齼蓛傻厥掷殖鋈チ恕?

People began to leave the meeting by ones and twos.(大家三三兩兩地離開會場。)

In the meantime, though, by ones and twos, some Aborigines have managed to succeed.(同時，盡管三三兩兩地，一些原著民設法成功。)

Yin Yuan's house is very simple, not white, is full of color, horsehead walls do not play, in the walls on both sides by twos and threes to fold.(尹源的房子極為樸素，不著粉白，全是土色，馬頭墻不張揚，在院墻左右兩邊三三兩兩地疊著。)

We went to the station by twos and threes.(我們?nèi)齼蓛傻刈呦蜍囌尽?

The came to school by twos and threes.(他們?nèi)齼沙扇旱貋淼搅藢W校。)