Sidereal day
n. 恒星日（较标准日约短四分钟）
🧩 词语组成解析
sidereal
[saɪ'dɪrɪəl]
adj. 星的，根据恒星测定的;
day
[de]
n. 一天;白天;时期;节日;
adj. 日间的;逐日的;
adv. 每天;经常在白天地;
🗣️ 情景例句
That doesn't quite suit me.
我对次不甚满意。
I guess you're right. It seems I'll be grounded.
我想你说得对，我看我该转到地勤了。
They will be arriving here tomorrow.
明天就要到达此地。