He cracked me on the head with a ruler.
他用尺子猛击我的头部。
He measured his feet with a ruler and then wrote down his size on a piece of paper.
他用尺子量了自己的脚，然后把尺寸写在一张纸上。
He thwacked the desk with a ruler.
他用尺子重敲桌子。
我能用尺子画条线。
用尺子画一条线。
Joe drew a straight line with a ruler.
乔用尺画了条直线。
He is measuring the length of the wood with a ruler.
他正在用尺子量这根木头的长度。
The teacher cracked him across the face with a ruler.
老师用尺子重打在他的脸部。
Yifan beats Xiaoxuan's palm with a ruler to punish her.
一帆用尺打晓萱的手掌处罚她。
When you sit to dine with a ruler, note well what is before you.
你与官长一起坐席吃饭的时候，要特别留意在你面前的是谁。
The master walked up and down the classroom with a ruler under his arm.
老师在教室里踱来踱去，腋下夹着把戒尺。
He was often bent over drawing something on a plank with a ruler and an ink marker.
老陈常常弯着腰，拿了尺子和墨线盒在木板上面画什么东西。
Teacher: If there are seven flies on a desk and I hit one with a ruler, how many are left?
老师：如果有七只苍蝇在桌子上，我用尺子打死了一只，那么还剩几只？
The teacher walked into the classroom, with a ruler under his arm and some books in his hand.
老师胳膊底下挟着一把尺子，手里拿着几本书，走进了教室。
Thee teacher walked into the classroom, with a ruler under his arm and some books in his hand.
老师胳膊底下挟着一把尺子，手里拿着几本书，走进了教室。
He first measured his foot with a ruler and then took a piece of straw and marked the length of his foot on it.
他便先用尺把脚量了，又用一根稻草比下尺码。
"The apparent orientation is biased because we measure orientation not with a compass or with a ruler but with redshift," Marinoni says.
“因为我们测量方向并不是用指南针或者尺子而是用红移，所以呈现的方向会有畸变，”马里·诺尼说。
You're not going to express things to the nanometer if you measured them with a ruler, Because it implies a false precision, We're kind of doing the same thing with pixels, right?
如果你用一把尺子去测量一些东西，却将它们表示到纳米级别，因为这意味着一个虚假的准确性，对于像素，我们也正在做同样的事情，对吧？
He showed up at Zeng's home the next day with a blackboard, a ruler and a box of chalks.
第二天，他带着一块黑板、一把尺子和一盒粉笔来到曾的家里。
She lined the white paper with a pen and a ruler.
她用钢笔和直尺在白纸上画线。
Through the open window I saw my schoolmates already in their places. The master was walking up and down the room with the iron ruler under his arm and a book in his hand.
从开着的窗子望进去，我看到同学们已端坐在自己的座位上，老师手里拿着一本书，胳膊下夹着铁戒尺，在教室里走过来走过去。
This is the ruler [with that] you can draw a straight line.
③这就是那把尺子，您可以用它划一条直线。
The teeth can be used like a ruler to measure the light emitted by lasers, atoms, stars, or other objects with extraordinarily high precision.
这些齿可以像尺子一样用来异常精确的测量激光器、原子、天体或其它物体发出的光的频率。
Using a ruler, mark a light line with your pencil down the left-hand edge, about 1-2cm in.
用尺子在左边画一条直线，离边缘1 - 2厘米。
Using a ruler, mark a light line with your pencil down the left-hand edge, about 1-2cm in.
用尺子在左边画一条直线，离边缘1 - 2厘米。
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