A polka-dot is one round spot in a pattern of many round spots, most often printed on cloth for clothes. A polka-dot dress is covered with them. The spots are usually about the same size and sit in even rows.

A polka-dot圓點 is one round spot是一個圓形的點 in a pattern of many round spots出現在一堆圓點組成的花紋裡, most often printed on cloth for clothes最常印在做衣服的布料上。 A polka-dot dress一件圓點洋裝 is covered with them上面滿滿都是這種點。 The spots這些點 are usually about the same size通常大小差不多 and sit in even rows排列得很整齊。

People also say polka dots for the pattern as a group, and polka-dotted as a describing word. The name took polka from the dance when that dance was a craze; the dots have nothing to do with the steps.

People也會 also say polka dots說 polka dots for the pattern as a group來指整個花紋, and polka-dotted而 polka-dotted as a describing word則是形容詞。 The name這個名字 took polka from the dance是從一種叫 polka（波爾卡）的舞借來的字, when that dance was a craze那時候那種舞正在流行; the dots have nothing to do with the steps但點點本身跟舞步一點關係都沒有。

Though actually, everyday English is a bit loose here: some people write polka dot, polka-dot, or polkadot, and they all get understood. It is a homely, cheerful word — more shops and fashion talk than classrooms.

Though actually不過, everyday English日常英文 is a bit loose here在這件事上沒有很嚴格: some people寫法上有些人 write polka dot, polka-dot, or polkadot會寫成 polka dot、polka-dot，或 polkadot, and they all get understood但大家都看得懂。 It is a homely, cheerful word這是個親切、開心的字 — more shops and fashion talk than classrooms比較常出現在店家和時尚圈的話題裡，而不是教室。