Translation of "Unstable" in Japanese

Our happiness will be very unstable,

私たちの幸福は とても不安定で

That means navigating unstable abandoned mines,

つまり探すのは 崩れやすい廃鉱や―

And sheer cliffs, too unstable to climb.

がけは登るには かなり不安定だ

[Bear] This abandoned mine became too unstable to work in,

トンネルが崩れる 爆発が起きて―

Future prospects for ASEAN seem unstable, no matter how you look at it.

東南アジア諸国連合の将来はどう見ても不安定なようだ。

The political situation was, to say the least, extremely unstable during the next ten years of his reign.

彼の治世の次の十年間の政治的状況は、控え目に言っても極度に不安定であった。