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equatorial [noun]
作形容词时通常置于名词前，表示“赤道的；近赤道的”。
Equatorial rainforests are home to countless species.
赤道雨林是无数物种的家园。
赤道的；近赤道的
先理解核心含义，再看它在真实句子里的用法。
赤道的；近赤道的
of, relating to, or situated at the equator
Equatorial rainforests are home to countless species.
赤道雨林是无数物种的家园。
属于、靠近或关于赤道的。
Of, near, or relating to the equator.
与任何近似球形物体的中线有关的。
Relating to the midline of any approximately spherical object.
指键,大致位于环平面内,垂直于轴。
of a bond, lying approximately in the plane of a ring, perpendicular to its axis
The equatorial climate is hot and humid all year round.
赤道气候全年炎热潮湿。
Many tropical fruits are grown in equatorial regions.
许多热带水果生长在赤道地区。
The weather satellite was launched into an equatorial orbit.
这颗气象卫星被发射到赤道轨道上。
作形容词时通常置于名词前，表示“赤道的；近赤道的”。
Equatorial rainforests are home to countless species.
赤道雨林是无数物种的家园。
作表语时描述主语具有赤道地区的特征。
This region is equatorial, so it rains almost daily.
这个地区是赤道气候，几乎每天下雨。
作名词时指赤道仪（一种望远镜装置），可数名词，复数形式为 equatorials。
He bought an equatorial for his home observatory.
他为家庭天文台买了一台赤道仪。
Not this
The ship crossed the equatorial.
Use this
The ship crossed the equator.
equatorial 是形容词，不是名词，不能指赤道这条线；表示“赤道”要用名词 equator。原句把形容词当作名词使用。
Not this
The equator climate is hot and humid.
Use this
The equatorial climate is hot and humid.
climate 是名词，需要形容词修饰。equator 是名词，不能直接放在 climate 前；表示“赤道的、近赤道的”应用形容词 equatorial。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
赤道气候
The equatorial climate is hot and humid throughout the year.
赤道气候全年炎热潮湿。
赤道地区
Many unique species live in the equatorial regions of South America.
许多独特物种生活在南美洲的赤道地区。
赤道雨林
Deforestation threatens the equatorial rainforests of Africa.
森林砍伐威胁着非洲的赤道雨林。
赤道轨道
The satellite was launched into an equatorial orbit.
这颗卫星被发射到赤道轨道上。
赤道平面
The Earth's equatorial plane is inclined to the ecliptic.
地球的赤道平面与黄道面有倾斜。
赤道直径
Jupiter's equatorial diameter is about 143,000 kilometers.
木星的赤道直径约为143,000公里。
Use equatorial naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
由 equator（赤道）联想：赤道附近最热，equatorial 就是“赤道的、近赤道的”。
语域：neutral 常见场景：地理、气候、天文 该词通常用于地理、气候等书面描述，属中性语体，也见于科普和日常表达。
同韵词为memorial、editorial、dictatorial、territorial，重音元音和后面的/riəl/与equatorial一致，拼写均含-orial；注意material和terrestrial虽然也以-ial结尾，但重音元音不同，读起来并不押韵。
Dictionary facts from ECDICT, WIKTIONARY.