| 单词 | tropic |
| 释义 | tropic['trɒpik]n. 回归线 tropic trop.ic AHD: [tr¼p“¹k] D.J. [6trKp!k]K.K. [6tr$p!k]n.Abbr. trop.（名词）缩写 trop.1. Either of two parallels of latitude on the earth, one 23&9{=}27&S{¢} north of the equator and the other 23&9{=}27&S{¢} 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.回归线：地球上分别位于北纬23&9{=}27&S{¢}和南纬23&9{=}27&S{¢}的两条平行纬线，代表太阳可直射的最北端和最南端，并由热带分界线构成2. Tropics or tropics The region of the earth's surface lying between these latitudes.Tropics 或 tropics 热带地区：位于上述两纬度之间的地球表面地区3. Astronomy Either of two corresponding parallels of celestial latitude that are the limits of the apparent northern and southern passages of the sun.【天文学】 （天球的）回归线：代表太阳经过的最北视界线与最南视界线的两条相应的天球纬线adj.Abbr. trop.（形容词）缩写 trop.Of or relating to the Tropics; tropical.热带的：热带的与热带有关的；热带的语源:1. Middle English tropik 中古英语 tropik 2. from Old French tropique 源自 古法语 tropique 3. from Late Latin tropicus 源自 后期拉丁语 tropicus 4. from Latin [of a turn] 源自 拉丁语 [转折的] 5. from Greek tropikos 源自 希腊语 tropikos 6. from trop¶ [a turning] * see trep- 源自 trop¶ [转折] *参见 trep- -tropic -tropic suff.（后缀）1. Turning or changing in a specified way or in response to a specified stimulus:表示“转向，亲…性”：以特定的方式或对特定刺激加以反应而转向或转变的：heliotropic.向日性的2. Affecting or attracted to something specified:表示“被…影响的，被…吸引的”：gonadotropic.促性腺的语源:From Greek trop¶ [a turning] * see tropic 源自 希腊语 trop¶ [转折] *参见 tropic |
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