1·Plus and minus signs were used in 1514 in Holland.
1514年，荷兰开始使用加号和减号。
2·Totally he got 20 minus signs.
她总共获得20个负号。
3·These correspond to the plus and minus signs that control code folding.
这些小三角对应于控制代码合并的加减符号。
4·Embedded minus signs are accepted but any additional data is truncated.
接受内嵌负号，但截断额外的数据。
5·Minus signs are also accepted when placed in accordance with the current pattern.
依照当前模式放置，负号也被接受了。
6·It can include variables, constants, and operating symbols, such as plus and minus signs.
它能包含变量、常量、运算符，例如加号和减号。
7·You should see a series of minus signs like those in Figure 2 when viewing the class in Eclipse.
在Eclipse中查看该类时，您应当会看到类似图2中所示的一连串减号。
8·Sendmail developers presumed that since they didn't allow minus signs, there was no need to check.
Sendamil 的开发者想当然地认为既然他们不允许使用减号，就不必再去检查输入是不是负数了。
9·Click on the plus and minus signs to adjust the proportions between extracts in your new fragrance.
点击正负标志调整在你的新香水中提取物的比例。
10·For patterns with a leading minus sign (negative prefix), truncation occurs at the point of a nondigit character, including embedded minus signs.
对于带前置负号(负前缀)的模式，截断发生在非数字字符的点(包括了内嵌的负号)。