Intangible & invisible 都有“无形的”意思
At that moment I felt within me and around me something invisible and intangible pullulating.
从那一刻开始，我觉得周围和我身体深处有一种看不见的、不可触摸的躁动。
By raising the hand, swinging a sleeve or tossing the head, an actor USES different masks to show different emotions, expressing invisible and intangible feelings through visible and tangible masks.
通过举手、摆袖或摇头，演员使用不同的脸谱来表现不同的情绪，并通过看得见摸得着的脸谱表达出看不见摸不着的感情。
Being abstract means being invisible and intangible.
抽象，即看不见、摸不着。
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