Osteogen
成骨质
🗣️ 情景例句
How was your flight?
旅途愉快吗？
To ride a bicycle
骑自行车
sailing vessels like the Cutty Sark were used to carry tea from China and wool from Australia.
“卡蒂萨克”号之类的帆船被用来从中国运回茶叶，从澳大利亚运回羊毛。