Passive hub
[计] 无源集线器
🧩 词语组成解析
hub
[hʌb]
n. 轮轴;中心，焦点;（电器面板上的）电线插孔;[计]集线器;
🗣️ 情景例句
Please wait for me. I won't be long.
清等等我，就一会儿。
Thank you very much. We really had a good time.
非常感谢你。我确实玩得很痛快。
but ten months later, she received a letter from a girl in Holland.
但10个月以后，她收到了荷兰一位姑娘的来信。