长年累月
year in year out
长驱直入
drive deep into
长嘘短叹
sigh incessantly
长此以往
if things go on like this
if always going on like this
门当户对
be well-matched in social and economic status
门庭若市
a much visited house
门可罗雀
birds may be snared at the door - of a deserted house
you can catch sparrows on the doorstep
门户之见
sectarianism
parochial prejudice
闪烁其辞
hedge
dodge about
evade issues
闭门羹
be left out in the cold
be denied entrance
slam the door in one's face
find the door slammed
meet with a door banged shut
闭门造车
make a cart behind closed doors
work at some project without reference to the actual needs
impractical
divorce oneself from the masses and from reality and act blindly
闭门思过
shut oneself up and ponder over one's mistakes
reflect on one's misdeeds in private
meditate on one's own faults behind closed doors
闭目塞听
shut one's eyes and stop up one's ears - be out of touch with reality
闭关自守
closed-door
闭关锁国
close the communications at the borders
close the border
闭塞眼睛捉麻雀
act blindly
开门见山
let the door open on a view of mountains - come straight to the point
declare one's intention immediately
without beating about the bush
开门揖盗
put the cat near the goldfish bowl
open the door for the robbers - let in disaster by inviting evildoers
开台锣鼓
a flourish of gongs and drums introducing a theatrical performance
开天辟地
since the separation of heaven and earth - since the beginning of history
from the creation of the universe
开花结果
blossom bear fruit - yield positive results
开卷有益
reading is always profitable
开诚布公
wear one's heart on one's sleeve
unbosom
come out into the open
open one's heart to somebody
straight from the shoulder
开山祖师
a founder