1. 了find out, acquaint oneself with... ,be aware of..., have an idea of...等等 2. 这个问题值得讨论. The question is worth discussing. The question is worthy to be discussed. The question is worthy of discussion. The question is worthy of being discussed. It's worthwhile to discuss the question. It's worthwhile discussing the question. The question deserves discussion. The question deserves to be discussed.
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