成人午夜视频一区二区无码,无码加勒比一区二区三区四区,亚洲无线中文字幕乱码,国产精品人妻系列21p

n(1)白堊(soft white natural substance used for making lime and various writing materials)[U]：the～uplands/downs白堊高地/丘陵;～cliffs/deposits白堊崖/礦層;

(2)粉筆(末)((piece of)chalk-like substance used for writing and drawing on blackboards)[U，C]：a piece/stick of～一支粉筆;write/draw sth in～用粉筆寫/畫;a～drawing/mark粉筆畫/記號;a box of(white/coloured)～s一盒(白/彩色)粉筆;I have～all over my clothes.我渾身都是粉筆末。

v用粉筆寫(畫，劃)(write，draw or mark with chalk)[I，T+n]：～on the blackboard用粉筆在黑板上寫字;

→′chalky adj似白堊(粉筆)的;′chalkboard n (=blackboard) 黑板;

chalk out (v adv)(用粉筆)畫出輪廓(vt)：～out the playing area/the goal posts畫出比賽場地/球門柱;

chalk up (v adv) 1)(用粉筆)在黑板上寫(vt)：～up the answer/one's score on the blackboard用粉筆在黑板上寫答案/得分;2)贏得(vt)：～up three wins (in a row)/another victory/one's most outstanding success(一連氣)贏了三次/又獲得一次勝利/獲得最杰出的成功;

chalk sth up (to)把……記在某人賬上：Could you～the drinks/this round up(to me)，barman? 伙計，這幾/一杯酒記在(我的)賬上好嗎?～one's bad work up to lack of trying把活兒沒干好的原因歸咎于努力不夠