letter of introduction
letter of marque letter-paper letter-perfect letter-writer lettered letterhead lettering letterless letterman letterpress letters patent letting lettish lettuce letup leu leucine leucite leucocyte leucocythaemia leucocythemia leucocytic leucocytosis leucoderma leucoma leucopenia leucoplakia leucoplast leucoplastid |
letter of introduction /'letəəv,intrə'dʌkʃn/
danh từ
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