Insoluble residue
[化] 不溶残渣
🧩 词语组成解析
insoluble
[in'sɔljubl]
adj. 不能解决的，不溶的;
🗣️ 情景例句
I said that it makes me feel good
我是说我感到很高兴。
We've booked a Western-style room for you.
我们已为你订了一间西式的房间。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。