something which exists as a smaller and less important part of something larger
发音
例句
1. After their work, the calculus was no longer an appendage and extension of Greek geometry. 经过他们的工作,微积分不再是古希腊几何的附庸和延展。 2. Macmillan must have loathed being judged as a mere appendage to domestic politics. 麦克米伦肯定极不喜欢只被当成国内政治的附属品。