n. (c./u.)名詞 (可數/不可數)跡象;徵兆Ricky believed that the love letter was a sign of good things to come
n. (c./u.)名詞 (可數/不可數)手勢;暗號The police officer made a sign for Stuart to slow down
v.t./i.動詞 (及物/不及物)打手勢;示意Albert learned how to sign 'I love you' for his deaf girlfriend
n. (c./u.)名詞 (可數/不可數)指示牌The sign for the hotel was easy to see from the highway
n. (c./u.)名詞 (可數/不可數)手勢;暗號He made a peace sign with two fingers while she took the photo
v.t.及物動詞簽署,簽名,簽字Tammy could not wait to sign her marriage certificate