统一输出 JSON，便于落地执行和审计：
// document_start means these listeners are in place before any element exists
，详情可参考Line官方版本下载
每个月的最后一周，会举办自助餐，孩子们很喜欢这种方式，也会跟家长同步自助餐情况
Mr Lemmens explained that the "re-entry of human-made objects into Earth's atmosphere occurs quite frequently". He said it happens weekly for bigger spacecraft and daily for smaller ones.
NEST encoder → Transformer → sigmoid