first quarter

• n. 上弦

first quarter的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. the first fourth of the Moon's period of revolution around the Earth

first quarter的用法和样例：

例句

用作名词 (n.)

1. The moon is in its first quarter.
   月亮正处于上弦。