size up

US /saɪz ʌp/
UK /saɪz ʌp/
"size up" picture
1.

評估, 判斷

to assess or evaluate a person or situation

:
He tried to size up his opponent before the match.
他試圖在比賽前評估他的對手。
She quickly sized up the situation and knew what to do.
她迅速評估了情況,知道該怎麼做。