Backward scattering
[化] 向后散射
🧩 词语组成解析
n. 分散, 散射, 稀疏的少量\\na. 四散开的, 分散的\\n[计] 散射, 扩散, 杂散
🗣️ 情景例句
Don't forget about the bet.
别忘了打赌的事。
Knowledge is a treasure, but practice is the key to it.
知识是一座宝库，实践是打开宝库的钥匙。
She has been to school.
她上学去了。