obtuse

1. ADJ An obtuse angle is between 90° and 180°. Compare angle. (角) 鈍的[技術(shù)]

2. ADJ Someone who is obtuse has difficulty understanding things, or makes no effort to understand them. 遲鈍的

I've been waiting for you to ask me the question yourself, and you're being obtuse and slow about it. 我一直在等你親自問我這個問題，而你對此一直遲鈍緩慢。