Phycochrome
淡水藻色素
🗣️ 情景例句
But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行，乔治。但是我个人相信一封商业信函应该以“敬上”结尾，而不是“谨启”。
Therefore, having a basic knowledge of business.
因此，懂得一些商务和贸易的英语术语。
Yes. I went to bed too late last night.
是的。我昨晚睡得太晚。