reserved
动词 reserve:
hold back or set aside, especially for future use or contingency
同义词:reserve
give or assign a resource to a particular person or cause
同义词:allow, appropriate, earmark, set aside, reserve
obtain or arrange (for oneself) in advance
同义词:reserve
arrange for and reserve (something for someone else) in advance
形容词 reserved:
set aside for the use of a particular person or party
marked by self-restraint and reticence-Victoria Sackville-West
cool and formal in manner
同义词:restrained, reticent, unemotional