burden

The burden of responsibility weighed heavily on his shoulders.

責任の重荷が彼の肩に重くのしかかった。

He felt the burden of his new responsibilities.

彼は新しい責任の重荷を感じた。

The ship's burden was too heavy for the shallow waters.

船の積載量が浅瀬には重すぎた。

He didn't want to burden his friends with his problems.

彼は友人に自分の問題で負担をかけたくなかった。