体が弱かった

was physically frail

→ 体
phrase Rare #30,392
was physically frail Describes someone who was generally in poor health or had a weak constitution in the past.
JA: 祖母は子どもの頃、体が弱かった。
EN: My grandmother was physically frail as a child.

子どもの頃は、彼は体が弱かった。

When he was a child, he was physically frail.

彼は若いころ体が弱かったようだ。

He seems to have been physically frail when he was young.

彼は若い時には体が弱かったと言われている。

It is said that he was frail when he was young.

彼は子供の頃体が弱かった。

He was frail as a child.

彼は生まれつき体が弱かった。

He had always been physically frail.