Mrs merkel has shored up her defences .

默克尔已经强化了她的防御措施。

All earthworks shall be kept dry and shored at all times .

所有土方应随时保持干燥并稳定支撑。

In particular , the sec will need to be shored up in its role as the protector of investors .

特别是，必须强化证交会保护投资者的职能。

The question is whether he has shored up the bank sufficiently to gain the time to prove himself .

问题是，他是否能够为美银提供足够的支撑，从而赢得足够的时间来证明自己。

By acting decisively he has shored up his political credibility , at least temporarily .

他以果断行动撑住自己的政治信誉，至少是暂时的。