名词 可数名词：

1. 记号，符号

2. 标志；招牌；标牌

3. 手势；暗号；表示(+to-v)(+that)

4. 征兆；前兆(+of)+(that)

5.【宗】神迹,显灵

6.【医】体征

7.【天】宫（十二宫）

及物动词：

1. 签（名）；写下

2. 签名于，签署

3. 签约雇用

4. 做手势（或其他动作）通知

5. 对...画十字

6. 预示

不及物动词：

1. 签字，署名

2. 签约受雇用(+with)

3. 做手势示意

词形变化

名称signer

时态signed，signing，signs

英语解释

approve and express assent, responsibility, or obligation

used of the language of the deaf

place signs, as along a road

be engaged by a written agreement

communicate in sign language

mark with one's signature; write one's name (on)

(medicine) any objective evidence of the presence of a disorder or disease

make the sign of the cross over someone in order to call on God for protection; consecrate

a character indicating a relation between quantities

a gesture that is part of a sign language

a fundamental linguistic unit linking a signifier to that which is signified

a perceptible indication of something not immediately apparent (as a visible clue that something has happened)

any communication that encodes a message

a public display of a (usually written) message

structure displaying a board on which advertisements can be posted

communicate silently and non-verbally by signals or signs

engage by written agreement

having an indicated pole (as the distinction between positive and negative electric charges)

an event that is experienced as indicating important things to come

(astrology) one of 12 equal areas into which the zodiac is divided