sword

1. N-COUNT A sword is a weapon with a handle and a long sharp blade. 劍

2. PHRASE If you cross swords with someone, you disagree with them and argue with them about something. 爭論

...a candidate who's crossed swords with labour by supporting the free-trade pact. …一位因支持自由貿易協定而與工黨爭論的候選人。

3. PHRASE If you say that something is a double-edged sword, you mean that it has negative effects as well as positive effects. 雙刃劍

A person's looks are a double-edged sword. Sometimes it works in your favour, sometimes it works against you. 一個人的相貌是一把雙刃劍。有時它對你有利，有時又對你不利。