steam up

IPA/stˈiːm ˈʌp/
IPA/stˈiːm ˈʌp/

steam up — 片語動詞

  • steam upbase form
  • steams up3rd person singular
  • steaming up-ing form
  • steamed uppast simple

1. When a glass surface, window, or lens becomes covered with tiny drops of water b

1.片語動詞及物 / 不及物B1
釋義

起霧

因溫差而在表面凝結水氣

When a glass surface, window, or lens becomes covered with tiny drops of water because warm, damp air touches a cooler surface, making it hard to see through clearly.

例句

After Iris's hot shower, the bathroom mirror was completely steamed up.

Iris 洗完熱水澡後,浴室的鏡子完全起霧了。

passive: be steamed up

Marta wiped her glasses because they had steamed up in the warm shop.

Marta 擦了擦眼鏡,因為在溫暖的店裡鏡片起霧了。

同義詞
  • fog up

    more common for glasses and windows; suggests a misty layer rather than visible vapour droplets

  • mist over

    describes a gradual covering of fine droplets; softer than 'steam up'

反義詞
  • clear

    opposite action — to remove moisture so the surface becomes see-through again

文法句型

steam + object + up

steam up + object

object + steam up (no object)

常見錯誤

I steamed up the room by boiling water.' (when you mean the windows, not the air).
I steamed up the kitchen windows by boiling water.
💡'steam up' typically refers to surfaces, not the air itself.

steam up — 動詞