simultaneous /ˌsiməlˈteinjəs/ adj. 同时发生的，同步的：the policy of simultaneous development of industry and agriculture 工业和农业同时并举的方针This event was almost simultaneous with that one. 这件事几乎是与那件事同时发生的。


simultaneously adv. 同时地：［考句］ Fiber-optic cables can carry hundreds of telephone conversations simultaneously.光纤电缆可同时传输几百个电话谈话。