英语翻译The Tokyo Stock Exchange suspended all trading 20 minutes before its scheduled close,after its computer systems were overwhelmed by the heavy volume in today's 2.94 percent drop.

英语翻译The Tokyo Stock Exchange suspended all trading 20 minutes before its scheduled close,after its computer systems were overwhelmed by the heavy volume in today's 2.94 percent drop.
英语翻译
The Tokyo Stock Exchange suspended all trading 20 minutes before its scheduled close,after its computer systems were overwhelmed by the heavy volume in today's 2.94 percent drop.

英语翻译The Tokyo Stock Exchange suspended all trading 20 minutes before its scheduled close,after its computer systems were overwhelmed by the heavy volume in today's 2.94 percent drop.
东京股票交易市场在其计算机系统无法承受当日下跌2.94百分点的交易量后,比原计划提前20分钟终止交易.

东京交易所在它的电脑系统被今天2.94%的巨大跌幅打击后,叫停了所有的交易（好像叫做停盘，我不是很熟悉股票的东西），比计划晚了20分钟

东京证券交易所在其电脑系统在今天的2.94 ％下降的行情下不堪重负之后在预定关闭时间前20分钟暂停所有交易。

东京证券交易所在预订关闭前中止交易20分钟，因为电脑系统在今天2.94%下跌中交易量巨大而不堪重负。
直译没有“因为”，但这样更符合中文表达。

20分钟，在它的预定的关闭，在它的计算机系统以后由大量的容量在今天2.94%淹没下落之前，东京证券交易所暂停了所有贸易。