Freeness nunber
[化] 排水系数
🧩 词语组成解析
n. 自由, 不拘泥
🗣️ 情景例句
Your car needs a tune-up.
你的车该整修了。
Who is the greatest poet of our times?
谁是当代最伟大的诗人？
Now they have had special cages made to protect them from these monsters.
现在他们有了特制的笼子，用来保护他们免受大鱼的侵袭。