covered with clouds; not bright 阴天的；多云的；阴暗的 an overcast sky/day 阴沉的天空／天气 Today it will be dull and overcast. 今天将为阴天。 🔊🔊 The sky was overcast and we needed to use artificial light. 天色昏暗，我们需要用人工照明。
Oxford Collocations Dictionaryverbs- be
- look
- become
- …
- completely
- heavily
- very
- …