a thick round piece of wood from a tree
an official record of journey especially in a ship or plane
record in a log
travel (a distance or length of time)
"they kept a log of all transmission by the radio station"
"an email log"
He walked up to the fire and kicked the logs moodily.
出自： D. L. Sayers
He..pulled her down between two logs of fallen trees.
出自： P. Gallico
Only a little spruce and hemlock beside had been logged here.
出自： H. D. Thoreau
State when you logged on, and remember to write down the time you log off.