yóuyú / chángqī / jūwúdìngsuǒ / tā / bǎ / suǒyǒu / zhòngyào / wénjiàn / dōu / cún / jìn / le / yúnduān

由于长期居无定所，他把所有重要文件都存进了云端。

Because he had no fixed residence for a long time, he stored all his important documents in the cloud.