straightforward

她对那个复杂的问题给出了一个直截了当的回答。

She gave a ___straightforward answer to the complex question.

选择职业道路并不总是一个简单的决定。

Choosing a career path is not always a ___straightforward decision.

只需按照指示牌去市中心——这非常直接明了。

Just follow the signs to the city centre - it's very ___straightforward.