-idium
suf. 构词成分, 用以构成动物学、生物学、植物学、解剖学、化学名称中]表示“小的东西”：peridium
🗣️ 情景例句
because he didn't want the responsibility of holding them.
因为他不想承担保管它们的责任。
It's not too heavy,but I don't know the exact weight.
它不是太重的，但是我不知道准确的重量。
Yes, that's right.
对的。