最底点

nadir

最的英语翻译：

best of all; furthest; most

底的英语翻译：

a copy kept as a record; base; bottom; end; fundus; the truth of a matter
【医】 base; basement; bases; basi-; basio-; basis; batho-; bathy-; fimdi
floor; fundus; pavimentum; solum

点的英语翻译：

a little; dot; drop; feature; particle; point; spot
【计】 distributing point; dot; PT
【医】 point; puncta; punctum; spot
【经】 point; pt