It is useful to introduce a shorthand notation to facilitate the identification of various istopes.

为了便于区别各种不同的同位素,引进简化的符号是很有用的.

辞典例句

JSON, with its shorthand notation, can be difficult to decipher using the naked eye.

JSON使用的是简洁的符号标记, 这对于通过“普通”的眼睛来释读是很困难的.

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