延时开关yán shí kāi guān
time delay switch; timing contactor; inertia switch; delay-action circuit
原声例句
亨利·亚当斯的教育(下)
What and where was the vis nova that could hold its own before this prodigious ice-cap of vis inertiae?
在这个巨大的惯性冰盖之前, 可以保持自己地位的新星是什么, 在哪里?
南方与北方(下)
It needed the sharp uncourteous command to make her conquer her vis inertiae, and allow herself to be packed by her maid, after the latter had completed the boxes.