reef

barriera corallina, scogliera

Lunga fascia di rocce o coralli vicina alla superficie del mare.

In inglese semplice: A long line of rocks or coral close to the surface of the sea.

• Fish live around the reef.
• Our boat nearly hit a hidden reef.
• Divers explored the coral reefs near the island.

Espressioni comuni: coral reef, barrier reef, near the reef

terzarolo

Parte di una vela ripiegata e legata per ridurne la superficie quando il vento è forte.

In inglese semplice: A part of a sail folded and tied down to make the sail smaller in strong wind.

• We put a reef in the sail.
• The first reef made the boat easier to control.
• As the wind strengthened, they took another reef.

Espressioni comuni: take a reef, first reef, deep reef

terzarolare

Ripiegare e fissare parte di una vela perché raccolga meno vento.

In inglese semplice: To fold and secure part of a sail so less of it catches the wind.

• We need to reef the sail.
• The crew reefed the mainsail before the storm.
• Have you reefed enough for this wind?

Sinonimi: shorten sail

Espressioni comuni: reef the sail, reef the mainsail, reef early

ritrarre le pale

Avvicinare le pale della ruota di un battello al centro perché entrino meno profondamente nell’acqua.

In inglese semplice: To move a boat’s wheel paddles closer to the center so they enter the water less deeply.

• The engineer reefed the paddles.
• They reef the floats when the water is shallow.
• Can these wheel paddles be reefed further?

Espressioni comuni: reef the paddles, reef the floats