粉笔

And write some words on the blackboard with color chalks.

用彩色粉笔在黑板上写几句话。

Table 3 shows the number of chalks in four boxes W, X, Y and Z.

表 3 显示盒子 W、X、Y和 Z 里的粉笔数量。

Most chalks are white but some are clours,about 8cm long.

大多数粉笔是白色的，也有一些是彩色的。大约8CM米长

The teachers won't write with chalks on the blackboard by then.

到那时老师将不用粉笔在黑板上写字。

She wrote on the wall with colored chalks.

她用彩色粉笔在墙上写字。

They were drawing patterns on the blackboard in colored chalks.

他们用彩色粉笔在黑板上画图案。

Go get me a box of coloured chalks .

给我一盒彩色粉笔。

Either she or Iam going to fetch some chalks.

不是她，就是我去拿些粉笔。

The girl like to collect chalks with various colors.

女孩喜欢收集各色粉笔。英语学习网

As I seen just feel an student and a new teacher in watch Chalk you like, it isn't chaptered doesn't think I feel day and day in capital (and say 'They really capture, it does not fix what I deal with day in and day out, but they capture what) I face.

我想，只作为一个新教师来理解，来看'粉笔'，并且说，'他们真的抓住了，这并没有定影一天天我所处理的事情，但他们抓住了我所面对的东西。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。