A telegraph can transmit two different signals : a dot and a dash.

一台发报机可发射两种讯号:点和线.

辞典例句

Approved by DOT and Certificate of Approval from Lloyds Register of Shipping.

DOT认证和英国劳埃德船级社认证.

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Lennie went dot and carry up the stairs with cups of tea.

伦尼端着茶,艰难地上了楼梯.

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My heart beat goes dot and carry one.

我的心跳不规则.

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He went away, limping dot and go one.

他一拐一拐地跛着走开了.

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His expedition into calligraphy was a dot, and the Macintosh became the connecting line.

他对于书写艺术的摸索就是1个点, 而苹果Macintosh把多个点联络成了一条线.

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