1. I can't believe I've been here for an hour and no guys have approached me.2. I can't believe I let an airhead like him pick me up.3. We went out to a few bars trying to pick up girls in vain.4. Pretty girls in a party are easy to get hit on.5. I started a conversation with a guy next to me on MRT and we became great friends!
 to approach somebody to pick somebody up to hit on somebody to start a conversation with somebodyapproach somebody = 接近某人並跟他講話，可說是搭訕的最佳翻譯pick somebody up = 搭訕某人，希望能跟對方成為男女朋友hit on 通常是跟異性搭訕, 有求愛之意; start a conversation 單純指跟不認識的人說話。