Coregonin
[化] 白鲑精蛋白\\n[医] 白鳟精蛋白
🗣️ 情景例句
Earth day should be every day.
每一天都应该是地球日。
My class went camping last summer.
去年夏天我们班去露营了。
Suddenly my wife spotted a boat moored to the bank.
突然，妻子发现岸边泊着一条小船，