introduces contrast with what was said before

• however; on the other hand
• after a negative: rather

引出与前述相反的意思

• 然而；不过
• 在否定后表示“而是”

except; apart from

• excluding someone or something

除…之外

• 不包括

only; merely; just

• no more than

仅仅；只是

• 不超过

an objection or reservation

• the word "but" as an instance

反对意见；保留意见

• “but”这个词本身的一次使用

to use the word "but"

• to object or qualify by saying "but"

使用“but”这个词

• 以“but”提出异议或限制