Indications or evidence that something exists, is true, or may happen

• Objective indicators of disease observed by someone other than the patient

表明某事存在、属实或可能发生的迹象或证据

• 由他人可客观观察到的疾病体征

Visible boards or panels bearing messages, such as road or shop signs

带有文字或图像信息的可见标志牌，如道路或商店标志

Symbols or marks that represent something, such as +, %, or zodiac signs

表示某物的符号或记号，如 +、% 或星座符号

Third-person singular of sign: he/she writes a signature; formally agrees by signing

• He/she communicates using sign language or indicates with gestures

sign 的第三人称单数：他/她签名；以签署正式同意

• 他/她用手语交流或用手势表示