tropic

英 [ˈtrɒpɪk]

美 [ˈtrɑːpɪk]

n. 回归线(北回归线称作the Tropic of Cancer，南回归线称作the Tropic of Capricorn); 热带; 热带地区

BNC.38589 / COCA.26288

牛津词典

noun

回归线（北回归线称作the Tropic of Cancer，南回归线称作the Tropic of Capricorn）
one of the two imaginary lines drawn around the world 23˚ 26′ north ( the Tropic of Cancer ) or south ( the Tropic of Capricorn ) of the equator
热带；热带地区
the area between the two tropics , which is the hottest part of the world

noun

either of two parallels of latitude about 23.5 degrees to the north and south of the equator representing the points farthest north and south at which the sun can shine directly overhead and constituting the boundaries of the Torrid Zone or tropics

adj

of weather or climate
1. tropical weather
Synonym:tropical
relating to or situated in or characteristic of the tropics (the region on either side of the equator)
1. tropical islands
2. tropical fruit
Synonym:tropical

GCA for ear length was improved in S9 into which tropic germplasm was introduced.
导入了热带种质的S9穗长一般配合力有所提高。
In China, the Tropic of Cancer cuts through Guangdong province.
在中国，北回归线空过广东省。
The key research areas include: the process of tropic ocean environmental dynamics, the sustainable development of tropic ocean living resources, etc.
研究重点领域：热带海洋环境动力过程、带海洋生物资源可持续利用等。
We must protect tropic forests.
我们必须保护热带雨林。
Hawaii in the south of the Tropic of Cancer, is a tropical climate zone.
夏威夷州位于北回归线以南，属热带气候区。
Effect of Freezing, rain and snow disaster on the flowering and Fruiting of trees near the tropic of cancer
雨雪冰冻灾害对北回归线附近林木开花结果的影响&以广西荔浦县为例
The flora of the wetland plants was classified into 11 areal-types and 2 subtypes and composed mainly of tropic elements.
湿地种子植物属的分布区分为11个类型和2个亚型，以热带成分为主。
Spatiotemporal distribution of tropic cyclones in north-west Pacific Ocean
西北太平洋热带气旋的时空分布特征分析
His hometown is located in the north to the tropic of cancer.
他的家乡在北回归线的北面。
Evaluation and SWOT Analysis of Tropic Agricultural Science and Technology Power in Hainan Province
海南省热带农业科技力量评价及SWOT分析