seven-purlin beam的相關資料：
臨近單詞
Sevencan
seven
seven thousand eight hundred and fifty three
seven thousand seven hundred and forty three
seven thousand three hundred and ninety four
seven thousand eight hundred and sixty seven
seven thousand five hundred and thirty three
seven thousand nine hundred and twenty seven
seven thousand four hundred and twenty eight
seven thousand three hundred and twenty four
seven thousand three hundred and eighty nine
seven thousand nine hundred and thirty eight
