Any of a class of inorganic coordination compounds of ammonia and a metallic salt.
氨络物胺与金属盐相结合的无机化合物族中的任何一种
The art or operation of regulating occurrence, pace, or coordination to achieve the most desirable effects, as in music, the theater, athletics, or mechanics.
时机掌握掌握发生、步伐或协调以达到最理想效果的艺术或操作，如在音乐、戏剧、运动或机构中
Lacking physical coordination, skill, or grace; clumsy.
笨拙的缺少身体上的协调、技能或风度的；笨拙的
