Loopback test
[计] 回路测试, 回送测试
🧩 词语组成解析
[计] 回送
🗣️ 情景例句
At six o'clock this evening.
今晚六点。
Quick! Seize that child before she falls down.
快！趁还没掉下去，快抓住那孩子。
Despite her great age, she was very graceful indeed,
尽管上了年纪，但体态确实优美。