Back scatter constant
[医] 反向散射常数
🧩 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
It's a pleasure to meet you too, Mrs. Green. I've heard so much about you.
格林太太，我也很高兴见到您。早就听说过您。
Delivery has to be put off due to the strike of the workers at the port.
由于港口工人罢工，交货只好推迟。
The bird covered the distance in three minutes.
这只鸟只用了3分钟就飞完了全程。