“柔韧性”用英语怎么说？

孕期锻炼身体可以增强体力和柔韧性。Exercise in pregnancy can build up your strength and suppleness.眼球晶状体的柔韧性随着年龄增长而减退。The flexibility of the lens decreases with age.人老了肌肉的柔韧性将降低.The flexibility of a man's muscles will lessen as he be...