mainmast
noun[C]
sailingspecialized(alsomain mast)uk/ˈmeɪn.mɑːst/us/ˈmeɪn.mæst/the mostimportantandtallestmast(= atallpolethatsupportsthesails)on aboatorship:
(船的)主桅A fewdayslatertheshiplostherrudderand mainmast in agale.几天后,这艘船在大风中失去了舵和主桅。
Whenbuildingamainmast,shipbuilderschoosethetallest,strongesttreethey canfind.在建造主桅时,造船工人会选择自己能找到的最高、最壮的树。
Compare
foremast

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- Nodistressmessagecould besentbecause the mainmastfellin theexplosion,destroyingthe antennae.
- With thesunshiningon them, theinsectsbecamemoreactive, andclimbedthe mainmast.
- Norfolk Island wasknowntopossesstallpinessuitableforships' mainmasts andspars.
- Thestaythatsupportsthemainmastis called themainstay. It iscrucialto the ship'ssurvivaland in eachshipthere is only one.
Parts of ships & boats
- abaft
- bilge water
- boathook
- boiler room
- bowline
- bulkhead
- cleat
- cockpit
- couchette
- escape hatch
- keel
- mast
- paddle
- spar
- stem
- sun deck
- superstructure
- topsail
- waterline
- wheelhouse