Variable star
变星
🧩 词语组成解析
star
[stɑr]
n. 星;星状物;星级;明星;
v. 主演;（在文字等旁）标星号;
🗣️ 情景例句
I love the fresh air, the scenery, the exercise, and the time to think.
我喜欢新鲜的空气、景致、运动以及有时间思考。
It doesn't make any difference.
都一样。
The prisoner felt sorry for him, but there was nothing else he could do.
战俘为他感到惋惜，但却没有别的选择。