成交额的英文：
【经】 turn volume

参考例句：

We usually get a 3% commission on the total volume of business.
通常我们从每笔成交额中得到百分之三的佣金。

Nearly 13, 000, 000 shares changed hands, and prices fell so rapidly that tickers could not keep pace with their descent
成交额近一千三百万股;价格下跌之速，连股票行情自动收录器都赶不上。

turn是什么意思：
v. 使旋转；翻过来；转弯；转向；转变
n. 旋转；翻转；转弯；变化

Not turn away from the old, but turn toward the new.
不是背弃旧的，而是朝向新的。

As it turned out, the advice was bad.
事实证明，这个主意极不高明。

I'll take you at the turn.
你转身时我再来对付你。

You will just have to wait your turn.
你得等到轮到你才行。

He is turning into a religious maniac.
他正在变为一个宗教狂热分子。

volume是什么意思：
n. 卷，册；体积；大量；音量
adj. 大量的
v. 收集成卷；成团喷出

The volume of trade has receded.
贸易额已减少。

The purpose of this volume is to exhibit the cell.
本书的目的是阐明细胞。

What's the volume of this cylinder?
这个圆筒的体积有多少？

The companion volume will soon be published.
这卷书的姊妹篇即将问世。

The volume was handsomely bound.
这本书装订得很精美。