Xantorubin
血清黃色素
??? 情景例句
And you can tell me
到時候你就可以告訴我`
I did it without much difficulty.
我沒費多少勁就完成了那項工作。
I don't know his number. Did you write it down?
我不知道他的電話號碼。你記下來了嗎？