词汇 | 老化 |
释义 | 老化 lǎohuà verb ① [Chemistry] [of macromolecular compound] age ▸ 塑料盆已经老化。 The plastic tub has already aged. ② (指机能) degenerate ▸ 动脉血管老化变硬。 Arterial blood vessels become degenerated and hardened. ③ (指年龄) grow old ▸ 教师队伍老化。 The teaching corps is ageing. ④ (指知识、技术) become outdated ▸ 设备老化 obsolete equipment ▸ 知识老化。 The knowledge becomes outdated. |
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