sew vt. 縫郃，縫上；縫紉 vi. 縫紉，縫severity (n.) severest adj.嚴厲的；嚴重的；劇烈的；嚴格的；嚴峻的severer adj.嚴厲的；嚴重的；劇烈的；嚴格的；嚴峻的severely (adv.) severe (adj.) severance (n.) severally (adv.) several (adj.) several pron.若乾adj.幾個的；若乾的；各自的sever (v.) seventy (adj., n.) seventieth (adj., n.) seventies (n.) seventh (adj., n.) seventeenth (adj., n.) seventeen (adj., n.) sevenfold (adj.) seven-year itch (n.) seven-up (n.)