英语翻译
the setting sun
拓展翻译
危在旦夕
on the verge of death or destruction
夕
evening; night; sunset
夕幕
gloaming
夕酸亚汞
mercurous acetate
夕线石
bucholzite
夕烟
evening mist
夕照
afterglow; evening glow
夕照黄FCF
sunset yellow FCF
微量阳离子滴定法
microcationic titration
维生阳极
keep-alive anode
吸持阳极
holding anode
牺牲阳极
sacrificial anode
烯丙基阳离子
allyl cation
酰基阳离子
acylium cation