We didn't use the shuttle robot arm before, so this has been a training flow to get ready for that.

We didn't use the shuttle robot arm before, so this has been a training flow to get ready for that.

我们之前没有使用航天飞机机器人手臂，所以这是一个训练流程来准备。

-- Linda M Godwin 琳达·M·戈德温