形容词中文翻译
中文翻译：严肃的
同义词：
['serious', 'grave', 'critical', 'seriousness例句：1. The teacher was very serious about the lesson.（老师对这堂课非常认真。）']
例句：
-
1. The teacher was very serious about the lesson.
老师对这堂课非常认真。
-
2.He is serious about his studies and never misses a day.
他对学习很认真，从不缺席。
-
3. The situation was serious, and we needed to act quickly.
情况很严重，我们需要迅速行动。