This card not only has the function of four-channel simultaneous sampling, but also has two channels for D/A, eight channels for digital I/O.

本卡不但具有四路同步A/D转换功能，而且还具有两路D/A输出功能和八路数字量输入输出功能。

youdao

I'd like to make a reservation for two at eight o 'clock.

我预订一张八点钟的两人台。

youdao

At eight o 'clock we went home, and played computer games for two hours and then went to bed.

八点我们回家，并玩两个小时的电脑游戏，然后就上床睡觉了。

youdao

Central Standard Time, two o'clock Eastern Standard Time, some thirty-eight minutes ago."

VOA: special.2009.08.16

The duchess, who is a patron of the two charities, spoke to eight-year-old Kara O'Shea in the crowd.

BBC: Duchess of Cambridge waving

O'Leary admits eight counts of causing unnecessary suffering to horses, two charges of failing to ensure horses' needs, and one of obstructing an investigation.

BBC: Horse died caught in barbed wire