昆虫含有丰富的蛋白质和脂肪,以及铁和钙。
The insects are rich in protein and fat, as well as iron and calcium.
youdao
矿物质、钙以及硫磺均存在于海洋底部。
The sea bed is rich in mineral.
应用推荐
模块上移
模块下移
不移动