emitting
柯林斯词典
1. V-T If something emits heat, light, gas, or a smell, it produces it and sends it out by means of a physical or chemical process. 发出; 散发 (热、光、气体或气味)[正式]
The new device emits a powerful circular column of light. 这个新装置发出一束强烈的环形光柱。
2. V-T To emit a sound or noise means to produce it. 发出 (声音或噪音)[正式]
Whitney blinked and emitted a long, low whistle. 惠特尼眨了眨眼，吹出了一声长而低沉的口哨。
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