Trembling with fear or apprehension; quivering with unease or excitement.
她第一次登台表演，面对着台下黑压压的观众，心里战战慄慄，手脚都不知该往哪放。
When she went on stage for the first time, facing the sea of people in the audience, she was trembling with apprehension, unsure what to do with her hands and feet.
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