No advance booking is necessary on most departures.

大多数起程票无须预订。

《牛津词典》

No advance booking is necessary.

无须提前订票。

《牛津词典》

All Tours require advance booking.

旅游需要提前定票。

youdao

Remember that ferry terminals, such as at Dover and Portsmouth, will be busy and advance booking online is recommended.

BBC: Navigating the London 2012 exodus

Some of the tours across Wales require advance booking, and range from ghost walks around Cardiff to a look around Dolaucothi Gold Mines in Carmarthenshire.

BBC: Weekend 'open doors' at historic sites across Wales

Unless visitors are fortunate enough to have secured one of the few advance booking slots, they have to take their chances in the daily draw for tee-off times.

ECONOMIST: A surfeit of golf | The