send out
柯林斯词典
1. PHRASAL VERB If you send out things such as letters or bills, you send them to a large number of people at the same time. 分发; 散发
She had sent out well over four hundred invitations that afternoon. 那天下午她发出了远不止400份请柬。
2. PHRASAL VERB To send out a signal, sound, light, or heat means to produce it. 发出 (信号、声音、光、热等)
The crew did not send out any distress signals. 机组人员没有发出任何求救信号。
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