他在比赛中领先了其他选手。
tāzài bǐsài zhōng lǐngxiān le qítā xuǎnshǒu 。
He is leading the other competitors in the race.
这家公司一直在科技领域中领先。
zhè jiā gōngsī yīzhízài kējì lǐngyù zhōng lǐngxiān 。
This company has always been at the forefront of the technology field.
领导者需要保持领先的优势。
lǐngdǎo zhě xūyào bǎochí lǐngxiān de yōushì 。
Leaders need to maintain a leading advantage.