You need to allow three metres of fabric for the dress.
这身衣服你需要用三米布料。
《牛津词典》
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This video dress displayed a time-lapsed image of a rose opening up and closing, with an array of colours and light, made possible by 15, 000 LEDs embedded in the fabric.
This may be excellent for the bridesmaids to get a really feel from the dress and see in the event the coloration as well as the fabric function very well for them.