[&:first-child]:overflow-hidden [&:first-child]:max-h-full"
The barycentric coordinates of are derived from the areas of sub-triangles .
，更多细节参见旺商聊官方下载
[&:first-child]:overflow-hidden [&:first-child]:max-h-full"，这一点在搜狗输入法2026中也有详细论述
await dropOld.writer.write(chunk1); // ok