船儿 (chuánr) means "little boat" or "small boat," using the diminutive suffix 儿 to convey a sense of smallness or affection. It is a colloquial and poetic expression often found in songs, poems, and literary descriptions of waterside scenes. The base word 船 means "boat" or "ship."
湖面上有几只船儿在慢慢地飘着。
Húmiàn shàng yǒu jǐ zhī chuánr zài mànmàn de piāozhe.
There were a few boats drifting slowly on the surface of the lake.
船儿轻轻地划过平静的水面。
Chuánr qīngqīng de huáguò píngjìng de shuǐmiàn.
The little boat glided gently across the calm water.
远处的船儿越来越小,最后消失在雾中。
Yuǎnchù de chuánr yuè lái yuè xiǎo, zuìhòu xiāoshī zài wù zhōng.
The boat in the distance grew smaller and smaller, and finally disappeared into the mist.