Sentinel node
[医] 信号结
🧩 词语组成解析
sentinel
['sentinl]
n. 岗哨，哨兵;
node
[nəud]
n. 节点;（计算机网络的）节点;[医]结节;植物的节;
🗣️ 情景例句
they insisted that I stay.
他们坚持要我留下来。
Why are you going back?
你为什么回来？
I am not sure whether I can lend you any money. I may not have enough.
我也不清楚能否借钱给你。我自己可能都不够。