我所坐的這輛車恰巧是個(gè)不定時(shí)的馬車.It happened to be a chance coach that I had taken up.所有需要精確定時(shí)的系統(tǒng)都要用晶體.All systems requiring accurate timing will require a crystal.應(yīng)該鼓勵(lì)員工去散步,作為他們定時(shí)的放松.Staff should be encouraged to take regular breaks t...