Ticking
来自Big Physics
mid 17th century: from tick3 + -ing1.
wiktionary
tick(“sheet, cover”) + -ing(“material, collection”).
ticking (plural tickings)
tick(“tick mark”) + -ing(“having the property”).
etymonline
ticking (n.)
"cloth covering (usually of strong cotton or linen) for mattresses or pillows," 1640s, from tyke (modern tick) with the same meaning (mid-14c.), probably from Middle Dutch tike, from a West Germanic borrowing of Latin theca "case," from Greek thēkē "a case, box, cover, sheath," from suffixed form of PIE root *dhe- "to set, put."
