Foreign
Overseas
noun
Something is versus the outside. Back in the day, everything was a battle with the outside. You had the Mongols... the rebels... and the foreigners. So, when you say something is "versus the outside" you're just saying it's something compared to where you are right now. It's something that's foreign or from overseas.
たいがい
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
せん後、日本の対外せいさくはどのようにかわっていったのでしょうか。
How did Japan’s foreign policy change postwar?
日本の対外せいさくについてのポッドキャストをレコーディングしています。
We are recording a podcast about Japan's foreign policy.
アメリカの対外債務が5000億ドルを突破した時に、俺の個人負債が500万ドルを突破したのは、単なる偶然なのか？
Is it just a coincidence that my personal debt shot past $5 million when America’s foreign debt shot past $500 billion?