自活

彼(かれ)は自活するので精一杯だ。

All that he can do is to support himself.

彼(かれ)は自活するだけで精一杯だ。

All he can do is support himself.

君(きみ)はもう、自活できる年頃だ。

You are now old enough to support yourself.

彼(かれ)は自活するだけでせいいっぱいだ。

All he can do is to support himself.

ヘンリーは自活してもよい年ごろだ。

Henry is old enough to support himself.