我喜欢旁观他们的讨论。
wǒ xǐhuān pángguān tāmen de tǎolùn 。
I like to stand by and watch their discussion.
她在旁观比赛,心里非常紧张。
tāzài pángguān bǐsài , xīnlǐ fēicháng jǐnzhāng 。
She is watching the competition from the sidelines and feels very nervous.
我们不能仅仅旁观,要积极参与。
wǒmen bùnéng jǐnjǐn pángguān , yào jījí cānyù 。
We cannot just stand by, we need to participate actively.