1) There was a sudden drop in the temperature.
温度急剧下降。
3) reduces heat
急剧降温
4) The mercury had fallen rapidly by morning.
早晨气温急剧下降
6) sudden load reduction
负荷急剧下降
补充资料：急剧
急速；迅速而剧烈：气温～下降。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条