This is really an impossible task.

这真是不可能完成的任务。

youdao

Imagine guiding this process blind-that is, without seeing the surface that the fluid needs to be placed on, an almost impossible task.

假设这个引导过程是“瞎”的，也就是说看不到胶体应该被放置的地方，这项任务几乎不可完成。

youdao

Imagine guiding this process blind-that is, without seeing the surface that the fluid needs to be placed on, an almost impossible task.

假设这个引导过程是“瞎”的，也就是说看不到胶体应该被放置的地方，这项任务几乎不可完成。

youdao