1. Dihydrotachysterol is often prescribed to patients with vitamin D deficiency.
二氢他卡光甾醇通常被开方给维生素D缺乏症患者。
2. The doctor recommended taking dihydrotachysterol supplements to improve calcium absorption.
医生建议补充二氢他卡光甾醇来改善钙的吸收。