n.桅杆;栓柱;橡树果实;
例句:
He has yet to nail his colors to the mast.
他还需要阐明他的观点.
The mast snapped off under the pressure of the wind.
在风的压力下,桅杆喀嚓一声断了.
This deck will be attached to the mast just above the radar units.
这个甲板上,将重视在桅杆上略高于雷达部队.