sail

n.帆；风车翼板 v.航行，乘船旅行；启航

safety net, safety razor, safety-belt, safety-catch, safety-pin, safety-valve, saffron, sag, saga, sagacious, sagaciously, sagacity, sage, sage-brush, sagely, Sagittarian, Sagittarius, sago, sahib, said, sailboat, sailcloth, sailing, sailing ship, sailing-boat, `sailing-ship, sailor, sailor hat, sailor suit, saint, saint's day, sainted, sainthood, saintliness, saintly, sake, sake (also saki), sal volatile, salaam, salability, salable,