the activity of playing a musical instrument or singing on your own, or with only backing music

Jazz fans got a lot of soloing.

He did some brilliantfantastic soloing, in which his training as a classical musician was evident. 他表演了一些精彩的独奏，显而易见他受过古典音乐训练。

a type of rock climbing in which someone climbs alone, usually without any safety equipment

The most high-risk form of rock climbing is soloing.

He had a brush with death on a solo climbing expedition in Utah when a half-ton rock fell on him. 他曾在犹他州的一次独自攀登探险中与死亡擦肩而过，当时一块半吨重的岩石砸在他身上。