1. a red line 红线
The issue was a "red line" that the White House would not cross.
这个议题是美国政府不会逾越的一条“红线”Id=Q~(tcW*vN2d#。

2. be ushered into 被带入，被领进
Volunteers were ushered into a lab set up to look like a pub.
科学家安排自愿者进入一间看起来像酒吧的实验室6GR=Ys@72y3&*Er。

3. witch hunt 以莫须有罪名进行的政治迫害
What started as an attempt to lighten a dark corner of people's life has turned into something that looks suspiciously like a witch-hunt.
一个起点为点亮人民生活的一个黑暗角落的努力，变成了看上去可疑的，像对人莫须有的政治陷害的行为Sm4ybwK(k|Blak。

4. launch into 开始
Or he might launch into a monologue about the horrors of his teenage children.
或者他可能开始一场独白讲述他对自己十几岁孩子们的恐惧f!wbFZ+L~sONf0-M!h。