我打算买一辆手推车来运送花园用品。

I'm planning to buy a ___cart for hauling garden supplies.

他通过了考试，现在是一名电子学认证技术员了。

He passed the exam and is now a ___CT in electronics.

本地年轻人爱用CT交流，外人很难听懂。

Young locals love to chat in ___C.T., which outsiders find hard to follow.