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cos1

conjunction
🔊/kəz/, 🔊/kɒz/
🔊/kəz/
(also ’cos, ’cause, coz)
(British English, informal)
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  1. because因为
    • I can't see her at all, cos it's too dark.天太黑，我根本看不见她。🔊🔊
    Topics Change, cause and effectc2

cos2

abbreviation
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  1. (in writing) cosine余弦Topics Maths and measurementc2