【了察】可以翻譯為：

1. **Perceive** - 強調敏銳地察覺或理解
2. **Discern** - 側重辨別細微差別
3. **Apprehend** - 常用于理解復雜概念
4. **Comprehend** - 強調全面深入地理解

根據具體語境可選擇：
- "He quickly perceived the hidden meaning."
- "It takes training to discern such details."
- "She apprehended the philosophical concept."
- "We need to comprehend the underlying causes."

需要更精確的翻譯建議提供完整句子。