常見例句One day he asks you to prepare breakfast for him, and the only timepieces in the house are two hourglasses.一天,他讓你為他準(zhǔn)備早飯,而家里能找到的計(jì)時器只有兩個沙漏。The development of mechanical timepieces witnessed the search for more accurate sundials with which the timepieces could be regulated.由于機(jī)械計(jì)時器的發(fā)展,人們開始尋求更精確的日晷,以便校準(zhǔn)機(jī)械計(jì)時器。 返回 timepieces