查询词典 optional attribute

One is to do some positivist research on the city development of Pearl River Delta and the other is to provide a optional development model which could be helpful to make decisions to develop the regional economy.

一方面是对珠江三角洲城市的发展作实证性的研究，另一方面也是为地区经济发展的决策提供一种可供选择的发展模式。

A plastic tank for sulfuric acid in a sealed vented wood box, power supply, and optional AC unit.

一罐硫酸放在一个密闭的通风的木盒里，电源和可选择的AC电源。

This thesis also points out that not only the form but meaning should be taken into account and that the predicator in a sentence the verb or adjective as Predicate should be considered as a basis . In the light of theses points , the thesis proposes an optional sequence of semantic roles to determine the Subject in a mutiple NPs sentence whereby every mutiple NPs sentence may be analysed as having only one Subject .

本文还提出确定汉语主语不仅应考虑形式因素，而且也应考虑意义因素，确定主语应以句中谓词为基点，并据此提出了一条确定汉语多项NP句主语的语义角色优先序列，从而将多项NP句全部分析为只有一个主语的形式。

According to the materials and purpose, differential presser foot 、 needle gauge 、 single cutter or double cutter are optional.

带有切边与分线功能，可根据不同的材料和缝纫目的选择不同的压脚、针、单刀还是双刀。

Optional on the Prius III, IV and V is a $1,800 voice-activated navigation system.

可选的Prius普锐斯第三，第四和第五是$ 1800语音导航系统。

To high Fieri Ice age, high-grade restaurants, and optional menus thickening, and packages have gradually become today's Prix Fixe, so do not want to bother special guests in style with limited small menu pricing pick out their favorite food (for example the three elections before the dish a main course for a third election, etc.).

到了艾斯高菲耶的年代，餐馆高档了，自选的菜牌变厚了，套餐也渐渐成了今天的Prix Fixe，专门让不想费神的客人在款式有限的定价小餐单里挑出自己喜欢的菜（比如说前菜三选一，主菜三选一等等）。

The relationship between Product Category and Product, on the other hand, is only optional in one direction.

然而，在商品类别和商品之间的关系中，只是有一方是可选的。

The value changes for your program only, not for GDB itself. value may be any string; the values of environment variables are just strings, and any interpretation is supplied by your program itself. The value parameter is optional; if it is eliminated, the variable is set to a null value.

这个改变只针对你的程序，不影响 GDB 本身。value 可以是任何字符串，环境变量的值仅仅是字符串，任何解释都是你的程序自己的。value 参数是可选的，如果没有，变量会设为空值。

As a result of the scattered structure, the drama is so prolix that the mythos has to be weakened; the visualization of Do Bao looks incongruous, whose character arises ruptures; in the space of realistic narration page, optional alteration to the content desalts "realism".

结构松散，导致全剧篇幅过长，冲淡了戏剧的主题；杜宝的形象前后不一，存在断裂现象；在现实主义的故事情节的板块上，随意编构内容，淡化了"真实性"。

With this effort, the dissertation attempts to prove that context in pun is dynamic and optional and it needs the punster's ingenuity and, more important, the addressee's cognitive effort, to realize its values.

通过这一努力，本论文旨在证明双关语中的语境是动态可选择的，不仅需要双关语创造者的匠心，更重要的是需要解读者的认知努力来实现其价值。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。