Fischer's acid
[化] 费歇尔酸; 2-萘酚-6-磺酸
🧩 词语组成解析
🗣️ 情景例句
I'm sure glad you're here, Grandpa.
您来这里我真高兴， 爷爷。
She wishes to hear from her friend.
她希望收到朋友的来信。
Sometimes were go upstream to a favourite backwater, sometimes we have our party at the boathouse,
有时，我们溯流而上来到我们喜爱的回水河汊举办；有时在船坞举办。