Sdhc
abbr. 一种存储卡（SanDisk 4GB Secure Digital High Capacity）
🗣️ 情景例句
I should be finished packing by then.
到那时候我应该已经整理好行李了。
Don't be afraid.
不要害怕。
The ground supported fewer plants, and the insects which lived on these plants died out.
地上长的植物少了，生活在这些植物上的昆虫就消亡了。