pale and wan的用法和樣例：
例句
- They saw his face was white and sweating.
他們看到他臉色蒼白，並且出著汗。 - The boy lay on his bed, pale and thin from fasting.
那孩子躺在床上，因絕食而顯得臉色蒼白，身子瘦弱。 - As her illness got worse, the lady lost more and more colour.
隨著病情惡化，這位女士臉上越來越沒有血色了。 - He was a blond, spiritless man, anemic, and faintly handsome.
他這個長相不錯的人，蒼白的臉上沒有血色，無精打采。
