黑板

He's like fingernails scratching on the blackboard of my life.

他就像在我生命中的黑板上乱抓的手指甲。

Flower and girl in together ,blackboard and eraser in together , shouldn't we be together?

花与女孩在一起，黑板与板擦在一起，我们该不该在一起？

Flower and girl in together blackboard and eraser in together shouldn't we be together?

花与女孩在一起黑板与板擦在一起那我们该不该在一起？

There is a big desk and a blackboard in the fount of our classroom.

我们的教室前边有一张大桌子和一块黑板。

Write these gapped sentences on the board.

在黑板上写出下面这些不完整的句子

Misuses of multimedia courseware in higher vocational college teaching are common, such as improper application of borrowed courseware, replacement of blackboard with courseware without any change in teaching contents or methods, cram-feeding teaching, garishly distracting courseware, and the replacement of practice training with simulated training, etc..

摘 要］计算机辅助教学技术在高职院校的各专业课程中已普遍应用，但使用多媒体课件教学中存在一些偏差，主要表现在：生搬硬套地"借用"课件、黑板搬家式照屏宣科、信息爆炸式灌输知识、过于花哨地表演课件、用仿真模拟取代实训等。

He stood up to get a better view of the blackboard.

他站起来，以便能看清黑板上的字。

This can be sensitive to the ears, like nails on a chalkboard, so you may want to wear have earplugs or play loud, heavy metal music.

这可能是敏感的耳朵，就像在黑板上的钉子，所以你可能需要佩戴耳塞或播放有声音，重金属音乐。

A blackboard is a teeming sea, the sea is the best teacher helmsman ------...

一块黑板就是一片浩淼的大海，老师------就是海上优秀的舵手。。。

The hoy sat in his seat with his eyes looking straight at the blackboard .

男孩坐在座位上，目光直视黑板。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。