Piano has two types of keys, the white keys, and the black keys.

钢琴有两种类型的键，白键和黑键。

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"The curtain went up and revealed a piano, " Sondheim recalled, "A butler took a duster and brushed it up, tinkling the keys."

“幕布升起来，现出一架钢琴，”桑德海姆回忆道，“一个男演员拿一块抹布擦拭琴键，发出一阵叮当声。”

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A piano has black keys and white keys.

钢琴有黑白两种琴键。

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She learned by listening to music and then searching for the correct piano keys.

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Instead, several pieces are based on the Lydian scale (play it on your white piano keys from F to F).

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To achieve this, the pads essentially become piano keys, the arrangement of which can be heavily configured to your preference.

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You and your friends can simultaneously type on it, fingerpaint, play on digital piano keys, call up YouTube videos and Flickr images and zoom in on and rotate a map of the world.

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