clock什么意思

clock 钟表 o'clock 点钟

it's twelve o'clock it's eight thirty-two

点钟 one o'clock two o'clock 3:00 three o'clock

英语kb2 第四单元 unit4ppt 国际剑桥少儿英语 课件 kb2 clock 第

it's five o'clock

it's three o'clock. it's half past three.