Context-free grammar
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🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
Yes, I have a terrible cold.
是的，我得了重感冒。
Too swift arrives as tardy as too slow.
欲速则不达。
Somebody is always complaining to others.
有人总是向别人抱怨。