采用更彻底的方法
adopt more radical measures
彻底的防火概念
concept of thorough fire-proofing
彻底地
Entirely
Extensively
Drastically
inside out
to the tips of one’s fingers
out and out
to the backbone
BEM
galley-west
puredee
to the ground
from A to Z
afond
root and branch
a fond
downright
in depth
searchingly