Sterides
[化] 甾类化合物
🗣️ 情景例句
Are they always that difficult to make?
领结这样难打吗？
Better wear out shoes than sheets.
宁可（经常运动）穿破鞋子，也不（因病长卧）磨破床单。
Mum slept almost the whole way.
妈妈在整个途中几乎都在睡觉。