tropic

/'trɒpik/ uk　 词频 #26288

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tropic 是什么意思

中文释义

n. 回归线

英文释义

n. 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

tropic 的真实例句

以下例句摘自真实英文文章，看看 tropic 在自然语境里怎么用：

The AMOC is a major system of Atlantic Ocean currents that helps regulate climate by transporting heat from the tropics toward the North Atlantic.

—— Atlantic current system could be weakening faster than expected

The Atlantic Meridional Overturning Circulation (AMOC) acts as an oceanic conveyor belt , circulating warm water north from the tropics and cold water south.

—— 'Nations need to prepare now': Key Atlantic ocean current is much closer to collapse than scientists thought

Marine microplastics—fragments smaller than 5 millimeters from sources such as vehicle tires, synthetic clothing fibers and degraded plastic waste—are now found from the tropics to Antarctica.

—— How microplastics hurt the species that keep our coasts healthy

Yes, there are limits to this—no T-shirt is going to keep you cool on a hot summer day in the tropics—but merino far outshines cotton and synthetics.

—— Best Merino Wool T-Shirts (2026): Ibex, Icebreaker, Unbound Merino

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