副词

1. (of quantities) imprecise but fairly close to correct

e.g. lasted approximately an hour
in just about a minute
he's about 30 years old
I've had about all I can stand
we meet about once a month
some forty people came
weighs around a hundred pounds
roughly $3,000
holds 3 gallons, more or less
20 or so people were at the party

Synonym: approximatelyaboutclose tojust aboutsomemore or lessaroundor so

2. with rough motion as over a rough surface

e.g. ride rough

Synonym: rough

3. with roughness or violence (`rough' is an informal variant for `roughly')

e.g. he was pushed roughly aside
they treated him rough

Synonym: rough