a part fixed parallel to a small boat or canoe (= a light, narrow boat with pointed ends) to help stop it from capsizing (= turning upside down or onto its side by accident)

The vessel has a narrow hull and large outriggers giving the appearance of a three-hulled craft.

Local boys with outrigger boats are on hand to transport surfers out beyond the reefs. 当地男孩驾着带舷外托架的小船随时准备将冲浪者运送到珊瑚礁之外。

a boat that has an outrigger to help stop it from capsizing (= turning upside down or onto its side by accident)

They returned in their outrigger at night to find no welcoming lights.

Then two outriggers flashed by. 然后两艘有舷外托架的小船从旁边掠过。

a long part that sticks out from the side of a rowing boat and holds the supports for the oars (= long poles used for rowing)

Outriggers make the oars more effective in propelling the boat forward. 舷外托架使桨能更有效地划船前行。

Outriggers project from the boat and provide greater leverage.