飞机

fēi jī airplane; CL:架[jia4]

老

lǎo prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity; old (of people); venerable (person); experienced; of long standing; always; all the time; of the past; very; outdated; (of meat etc) tough

群组

qún zǔ group; cohort; cluster

购买

gòu mǎi to purchase; to buy

【SMMFSCOM】 自

zì self; oneself; from; since; naturally; surely

定义

dìng yì definition

评论

píng lùn to comment on; to discuss; comment; commentary; CL:篇[pian1]

官方

guān fāng government; official (approved or issued by an authority)

秒

miǎo second (of time); unit of angle or arc equivalent to one sixtieth of a degree

开会

kāi huì to hold a meeting; to attend a meeting

员

yuán person; employee; member

,NCW