fiber|fibre

这场考验显示出她内心的坚韧品质。

The challenge showed the true ___fiber of her spirit.

全麦面包含有更多天然纤维，对健康有益。

Whole wheat bread contains more natural ___fiber, which is good for health.

西兰花是纤维的良好来源。

Broccoli is a good source of ___fibre.

膳食纤维对于调节肠道运动至关重要。

Dietary ___fibre is essential for regulating bowel movements.

多吃纤维，比如燕麦，可以改善消化健康。

Eating more ___fibre, like oats, can improve digestive health.