The plus sign is used in addition and the minus is used in subtraction.加号用于加法;减号用于减法....using concrete objects to teach addition and subtraction.用实物来教加减法There will be simple tests in addition, subtraction, multiplication...
I looked at what he'd given me and did a quick subtraction.我看着他给我的东西，快速做了个减法。The difference is found by subtraction.用减法得出差额.The plus sign is used in addition and the minus is used in subtraction.加号用于加法;减号用于减法....
鲍勃·马利让他们首次接触到了雷盖音乐。Bob Marley provided them with their first taste of Reggae music.这张精选集在1984年首次以唱片形式发行。This compilation was first issued on vinyl in 1984.首次出镜时，她刚满18岁。She was scarcely 18 when she made her debut....
整整5页讲稿都是对她的政敌的诋毁。Five whole pages of script were devoted to rubbishing her political opponents.不要公开诋毁你的公司。Do not talk disparagingly about your company in public.这一表演将会让很多诋毁他的人闭嘴。This performance will silence many of his ...