1、Declension means varying the forms of nouns, pronouns and adjectives in a sentence.
變格是指名詞、代詞和形容詞在句中的形式變化。

2、In Latin, the nominative case of first declension nouns ends in a
在拉丁文中, 屬於第一類詞形變化的名詞的主格以a結尾

3、I could not take the declension of the sun at noon today, again due to overcast.
由于多云天氣再次出現，今天我沒法兒從觀測中午太陽傾角來判定方位。

declension翻譯