number of lengths数: frequently; repeatedly单字长数: single length number多倍字长数: multiple length number; multiple length numeral多倍长数 多倍字长数: multiplelengthnumeral长数: long number下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:字长数，即可在微信中查询翻译
