他很有眼力，慧眼识英才。He had the insight to recognize their talents.就择夫选婿而论,她的眼力不怎么样.She doesn't rate high as a picker of husbands.他眼力过人.He's a man of excellent judgment....
使用牙刷去除牙垢很有帮助.The use of a toothbrush to keep tartar down is very helpful.除牙垢用带尖工具除去牙齿表面的 ( 污垢 )To remove ( tartar ) from tooth surfaces with a pointed instrument.我的牙齿上有许多牙垢.I have a lot of tartar on my teeth....