plus sign

基本解释

To show what classifiers belong to the package, a line is drawn from each classifier to a circle that has a plus sign inside the circle attached to the package (Figure 9).
为了显示属于软件包的分类器属于，从每个分类器画一条线到里面有加号的圆周，这些圆周粘附在软件包之上（图9）。
Clicking the plus sign instead of double clicking the model allows you to browse the model without opening the diagram, and thus potentially triggering other models to load.
点击这个加号而非双击模型，这样允许您在不打开这个图的情况下浏览这个模型，这样还会潜在触发其它模型来加载。
It also details in concrete terms the composition of the three tokens (a plus sign, a minus sign, and an integer) that the parser expects to encounter while scanning through the input stream.
它还详细描述了三个记号（加号、减号和整数）组合的具体项，解析器在扫描整个输入流时希望遇到这些项。

This brought in their writing skills. After we talk about all of them, we will write the numbers down - now this is three and two more - before we even tell them the plus sign, you know,how to join things together."
And you can use mnemonics to try to keep these straight I see the T as sort of a plus sign.
你可以使用记忆术来记清它们,我将T看成是加号。
麻省理工公开课 - 固态化学导论课程节选
sa So we have 1 s a, and we're drawing this as having a positive amplitude, but since we have destructive interference we're going to draw 1 s b as having the opposite sign, so we have a plus and a minus in terms of signs.
我们有，我们把这画成一个正的振幅，但因为我们是相消干涉,我们把1sb画成相反的符号，所以我们有一正一负两个符号。
麻省理工公开课 - 化学原理课程节选

Add multiple sections at one time from the Content Guide by using the plus sign next to the publication.
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A plus sign is the sign + that is put between two numbers in order to show that the second number is being added to the first. It can also be put before a number to show that the number is greater than zero (+3), and after a number to indicate a number that is more than a minimum number or amount (18+).