名詞 equatorial:

1. a telescope whose mounting has only two axes of motion, one parallel to the Earth's axis and the other one at right angles to it

形容詞 equatorial:

1. of or relating to or at an equator
2. of or relating to conditions at the geographical equator
3. of or existing at or near the geographic equator

1. It is very hot in equatorial jungles.
   赤道附近的叢林里很熱。
2. There is an equatorial climate.
   那里是赤道氣候。

e.qua.to.ri.al

adj.（形容詞）

Of, relating to, or resembling the earth`s equator.
赤道的：赤道的，與赤道有關(guān)或相似的
Relating to conditions that exist at the earth`s equator:
赤道附近的：赤道地區(qū)特有的條件：
例句：
equatorial heat.
酷熱

Having or constituting a support with two perpendicular axes, one of which is parallel to the earth`s rotational axis.
赤道平面上的：由兩條互相垂直的軸支撐的，其中一條與地軸平行
n.（名詞）
An equatorial telescope.
赤道望遠鏡

【引伸】
e.quato.rially
adv.（副詞）