sentinel

n.哨兵

sensory, sensual, sensualist, sensuality, sensually, sensuous, sensuously, sensuousness, sent, sentence, sententious, sententiously, sententiousness, sentient, sentiment, sentimental, sentimentalist, sentimentality, sentimentalize, sentimentalise, sentimentally, sentry, sentry-box, Seoul, sepal, separability, separable, separably, separate, separate from, separate...from, separated, separately, separateness, separation, separatism, separatist, separator, sepia, sepsis, Sept,