Then came the screams and cries. I do not know how long they lasted.

然后就是船上传来的尖叫声和哭声，我不知道持续了多久。

youdao

You can quickly tell how long each relationship lasted and what they have done.

你能很快地知道每一次约会持续了多久，发生了什么。

youdao

You should discuss when your symptoms started, how long they have lasted, how severe they are, and whether they have occurred before and if so, how they were treated.

比如，症状发生后，这些症状持续了多久，它们的严重程度以及是否过去这些症状曾经发生过。 如果有过，那么这些症状是如何得到治疗的。

youdao

One twin gives away the initial state of the other and how long it lasted in that state and all is revealed.

ECONOMIST: The arrow of time

B-meson travelled before it broke down, and thus how long it lasted.

ECONOMIST: How to build a B-factory