Mast
01
桅杆, 帆桁
a vertical spar for supporting sails
02
桅杆, 船桅
a tall, vertical pole on a ship or boat that supports the sails and rigging
例子
The sailor climbed the mast to adjust the sails.
水手爬上桅杆调整帆。
The ship 's mast stood tall against the sky.
船的桅杆高高地矗立在天空下。
03
橡子, 山毛榉坚果
nuts of forest trees used as feed for swine
04
桅杆, 森林树木的坚果（如山毛榉坚果和橡子）堆积在地上
nuts of forest trees (as beechnuts and acorns) accumulated on the ground
05
桅杆, 天线
a tall vertical post with an antenna used for sending and receiving television, radio and phone signals
