【化】 最小阻力

阻力最小的道路就是采用电子邮件安全网关，它相当于电子邮件的防火墙。

last but not least

(not) in the least/the least bit

least square method

nonlinear iterative partial least square

least square straight-line fit

to say the least

Least absolute shrinkage and selection operator，LASSO

least significant byte