amorphous
adj. 无定形的;无组织的;[物] 非晶形的
例句
A dark, strangely amorphous shadow filled the room.
一团深色、形状怪异的影子笼罩着整个房间。
《柯林斯英汉双解大词典》
These are amorphous targets.
这些都是无形的目标。
I really can't understand his amorphous ideas.
我真的弄不懂他那些乱七八糟的想法。