A. On a vessel ,lines are made fast on bollards .B. On ……
在岸上,缆绳挽牢在系缆桩上。()
A. On a vessel ,lines are made fast on bollards .
B. On shore, lines are made fast on bollards .
C. On board , lines are made fast on bitts.
D. On board, lines are made fast on bollards .