Sss
[医] 特殊溶性物质(多糖半抗原)
🗣️ 情景例句
Could you slice the tomatoes for me, please?
请帮我把西红柿切成薄片好吗？
If you don't aim high you will never hit high.
不立大志，难攀高峰。
'Will you be spending your holidays abroad this year?' I asked.
“您今年去国外度假吗？”我又问。