Guava is an obscure tropical fruit that's subtly acidic, with the sweetness that intensifies as you eat your way to the center.

番石榴是一种不太出名的热带水果，它有一种微妙的酸性，在你吃到中间的时候甜味会增强。

The mango is a tropical fruit.

芒果是一种热带水果。

We import tropical fruit(s).

我们进口热带水果。

Mango is a kind of tropical fruit.

芒果是一种热带水果。

We want to swim and eat tropical fruit.

我们想去游泳，吃热带水果。