動詞 show up:

1. appear or become visible; make a showing
   同義詞：come on, come out, turn up, surface
2. be or become visible or noticeable
   同義詞：show

1. The dust on the shelf show up in the sunlight.
   在陽光照射下能看見架子上有灰塵。
2. Careful contrast of the two plan show up some key difference.
   把這兩個計劃仔細地加以對比就可以看出一些關鍵性的差異
3. His show-off only serves to show up his ignorance.
   他的賣弄只不過暴露了他自己的無知。
4. Billy had been fasting against Cooper for three days before the debtor showed up.
   比利為索債在珀門前靜坐絕食三天，欠債人庫珀才露面。