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单词 si
释义

si

1 of 3

noun

ˈsē How to pronounce si (audio)
: ti entry 1

Si

2 of 3

symbol

silicon

SI

3 of 3

abbreviation

International System of Units

Word History

Etymology

Noun

Italian

Abbreviation

French Système International d'Unités

First Known Use

Noun

1728, in the meaning defined above

Medical Definition

Si 1 of 2

symbol

silicon

SI

2 of 2

abbreviation

International System of Units

History and Etymology for si

Abbreviation

French Système International d'Unités

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更新时间:2025/1/10 6:50:02