复数： additions

A recent addition is real-time bus arrival times .

一个最新增加的功能是实时的公交车到站时间。

The researchers hope this addition will turn their heat-scavenging technology into a practical reality .

研究人员希望增加这一元件后能使他们的余热利用技术变得现实可行。

This is to employ an ion-exchange resin in addition to the membranes .

在薄膜上加上一层离子交换树脂。

Java 3d is an addition to java for displaying three-dimensional graphics .

java3d是为java显示三维图形的附加部分。

Help your child learn division , multiplication , subtraction and addition by teaching her about the different denominations of money .

通过钱不同的面值教导他，帮助孩子学到乘、除、减和加法的不同运算方法。