例句與造句

1. Utc is a stable and even time scale based on the frequency of atomic oscillations in atomic clocks . this is the current international time scale for civil use
   協(xié)調(diào)世界時是以原子鐘內(nèi)的原子振動頻率為依據(jù)的時間標(biāo)準(zhǔn)，是十分穩(wěn)定而且均勻的時標(biāo)，亦是現(xiàn)時國際所采用的民用時間標(biāo)準(zhǔn)。
2. It's difficult to find atomic oscillation in a sentence. 用atomic oscillation造句挺難的