tropical
词根词缀：
trope n. 转义；比喻
trop 转 + e → 转出来的意义 → 转义
trophy n. 奖品
troph 营养 + y 表名词 → 经过轮番努力而得到的东西 → 奖品
tropic n. 回归线
trop 转 + ic 某种药 → 回归线
tropical adj. 热带的
tropic 回归线 + al …的，具有…性质的 → 回归线附近的 → 热带的
数据来源：新东方英语词汇速记大全
相关例句：
Genus of deciduous trees and shrubs of tropical Africa and Asia.
热带的非洲和亚洲的每年落叶的树和灌木的属。
I live on plains and deserts and in tropical rain forests and river valleys.
我生活在草原、沙漠、热带雨林和河谷。
Under normal conditions, the ocean currents of the tropical Pacific travel from east to west
在正常情况下，太平洋的热带洋流自东向西流。
Less chemical gets into the subsoil which is particularly important with the light, tropical soils.
进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。
Evergreen or deciduous trees of tropical Africa and India.
热带非洲和印度的长绿或每年落叶的乔木。
The world's tropical forests are disappearing at an even faster rate than experts had thought.
世界上热带森林消失的速度比专家们预想的还要快。