n.

1. 連接，接合，匯合[C][U]
2. 接合點；交叉點；（鐵路的）聯軌站；（河流的）匯合處[C]
   The gas station is at the junction of two highways.

   這個加油站位於兩條公路的會合處。

n.

1. a point where two or more things, especially roads or railway lines, meet or are joined.
2. Electronics  a region of transition in a semiconductor between a part where conduction is mainly by electrons and a part where it is mainly by holes.
3. the action of joining or being joined.