Briefly, APL provides primitives to select elements of vectors or sub-dimensions of multi-dimensional arrays with bit vectors of the same size (if you've worked with numpy and pytorch, this will seem familiar) like this:
Soon after this one, however, there was the last Gold Robot ad from Maxell that I could find. And it seems very unlikely to have been shot inside the Smart Machines exhibit:
，这一点在新收录的资料中也有详细论述
Жители Кубы вышли на ночные протесты с кастрюлями01:06，这一点在新收录的资料中也有详细论述
Медведев вышел в финал турнира в Дубае17:59。新收录的资料是该领域的重要参考