in an uncertain or unstable situation
不確かで不安定な状況で (futashika de fuantei na joukyou de)
"His business is on shaky ground after the market crash."
"市場の暴落後、彼のビジネスは不安定な状況にある。" (shijou no bouraku go, kare no bijinesu wa **fuan tei na joukyou ni aru**)
to adapt to the changes in society or technology
a positive aspect in a bad situation
to have a casual conversation about unimportant topics
a person who spends a lot of time sitting and watching TV
to discuss something in detail
to fail to keep up with a schedule or progress