标点符号

Based on the analysis of the usage and the syntactic function of Chinese punctuations,this paper proposes a new hierarchical approach to parse the long Chinese sentences.

摘要］ 在分析汉语标点符号用法和句法功能的基础上，本文提出了一种新的面向汉语长句的层次化句法分析方法。

The punctuations help make the passage easy to read.

标点符号有助于使文章读起来容易。

Given the proper training in language mechanics such as grammar, vocabulary, and punctuations, learners can successfully send their message across.

对学生在语法、词汇和标点符号各方面进行适当的培训，学习者能成功地传达出他们的信息。

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。