把…堆積（或堆疊）起來 We piled lots of logs up close to the fireplace. 我們在爐火旁堆了很多木柴。 Jeb tweeted a movie (archived) that confirmed concrete powder turning into a non-falling block when in drinking water. This "moist" kind of the block is concrete, however they were not confirmed to get precisely the same at time. https://erickeicum.theideasblog.com/30984530/a-review-of-construction