bear down什么意思
verb
1. exert a force or cause a strain upon
e.g. This tax bears down on the lower middle class
2. pay special attention to
e.g. The lectures bore down on the political background
3. exert full strength
e.g. The pitcher bore down
4. to make a rush at or sudden attack upon, as in battle
e.g. he saw Jess charging at him with a pitchfork
Synonym: charge
5. contract the abdominal muscles during childbirth to ease delivery
Synonym: overbear
6. exert a force with a heavy weight
e.g. The snow bore down on the roof
Synonym: drag downbear down onpress down onweigh down