Formal definition
[计] 形式语义; 形式定义
🧩 词语组成解析
formal
['fɔ:məl]
adj. （学校教育或培训）正规的;方式上的;礼仪上的;
n. <美>须穿礼服的社交集会;<口>夜礼服;
🗣️ 情景例句
With a shortage of chromosomes, a developing fetus will likely grow into a child with down syndrome.
如果缺省染色体，一个处于成长阶段的胚胎可能发育成一个具有不良综合症的小孩。
Nothing comes from (or of) nothing.
无风不起浪。
Visitors have been asked to keep the woods clean and tidy.
游客已被告知要保持树林的整洁。