1
- relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten（与）十进制（有关）的：
decimal arithmetic.
十进制运算。
1.1
- relating to or denoting a system of currency, weights and measures, or other units in which the smaller units are related to the principal units as powers of ten（货币、重量和度量等）十进位的：
decimal coinage.
十进币制。
(亦作decimal fraction)
1- a fraction whose denominator is a power of ten and whose numerator is expressed by figures placed to the right of a decimal point小数, 十进小数。
1.1
- mass noun the system of decimal numerical notation十进制。
派生词
decimally
adverb词源
early 17th cent.: from modern Latin decimalis (adjective)， from Latin decimus 'tenth'.