Back scatter
[医] 反向散射
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
scatter
['skætɚ]
vt. （使）散开，（使）分散，驱散;
vi. 撒开;分散;
n. 撒布，散播;
🗣️ 情景例句
Away from the telephones and account books.
远离电话和帐簿。
Who are you writing to?
你正在写信给谁？
She played basketball after school, and then walked home.
放学后她打了篮球，然后步行回家。