reserved seat or accommodation, etc.; record of this
spoken or unspoken limitation which prevents one's agreement with a plan, acceptance of an idea , etc.
area of land reserved in the US for occupation by an Indian tribe
"he recommended her without any reservations"
"wondered who had made the booking"
I wouldn't hesitate to recommend it..without reservation.
出自： T. Roethke
He had had reservations about tackling West Wind.
出自： R. Berthoud