このシステムのもとでは、生徒は交替で教えあい、お互いに助け合わなければなりません。

tbd

The basis of this system is that the students must take turns in teaching, they have to help each other.

だからお互いに助け合う必要があったので、そういう意味では妹との絆は強かった。

tbd

Therefore we had to help each other and in that way the bonds between me and my sister were strong.

友人は助け合わなければいけない。

tbd

Friends should help one another.

夫婦は生涯助け合うべきです。

tbd

Husbands and wives should stand by each other throughout their lives.

Husbands and wives should help each other as long as they live.

彼らは相互に助け合った。

tbd

They gave mutual help to each other.

彼らはかつてはお互いに助け合っていました。

tbd

They had once helped each other.

彼らはお互いに助け合いました。

tbd

They helped each other.

彼は息子達に、自分の死後もお互いに助け合うようにといった。

tbd

He told his sons to help each other after his death.

彼は私たちにお互いに助け合わなければならないとしばしば言う。

tbd

He often tells us we must help one another.

女の子達はみんなお互いに助け合った。

tbd

All the girls helped each other.