South East Asia Mainland的用法和樣例：
例句
- The mechanism of the effect on the South China Sea summer monsoon of the Indo-China Peninsula is also discussed.
同時還就中南半島影響南海夏季風建立和維持的機制進行了討論。 - This year, Best Western established its first foothold in the Middle East market and is growing rapidly in Southeast Asia and Indochina.
今年，最佳西方在中東市場建立了首家酒店，而且正在東南亞和中南半島迅速發展。
