They have built robots that can recognize the error of a machine panel by a fraction of a millimeter in a controlled factory environment.
他们建造的机器人能在严格控制的工厂环境中识别仪表盘上零点几毫米的误差。
请问句子中by是“以……之差(表示程度、数量)”的意思吗?就和下面这个句子中by的意思一样,是吗?
The car missed me by a fraction of an inch.
那车子差一点儿就要撞到我了。
QUANTITY 数量, used to show what unit of measurement or quantity is involved in selling, paying for, producing etc something 按,以〔用于表示量度单位〕:
Eggs are sold by the dozen. 鸡蛋按打出售。
We're paid by the hour. 我们按小时计酬。
She wanted to tear his hair out by the handful. 她真想一把扯下他的头发。