淡化 dànhuà to water down
to water down; to play down; to trivialize; to weaken; to become dull with time; to desalinate; desalination
How to remember 淡化: 淡 watery + 化 change = to water down.
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How it is used
- Means to play down / weaken / dilute - 淡化矛盾 (dànhuà máodùn) to downplay conflicts.
- Figurative use is common: making something less prominent or intense over time - 记忆淡化 (memories fade).
- Technical sense: 海水淡化 (hǎishuǐ dànhuà) desalination of seawater.