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
I'll come and give you a hand tomorrow.
我明天来帮你忙。
I will take a train.
我将去搭火车。
We also played games on the sand.
我们还在沙滩上做游戏呢。