Radiability
射线透过性
🗣️ 情景例句
Lovely weather for ducks.
这种天气至少鸭子喜欢。
Would you help me lift this heavy box?
你将帮助我提起这个重盒子吗？
which a predecessor of ours at the farm built in the meadow hard by the deepest pool for swimming and diving.
那船坞是农场一位前辈在一块草地上盖的，草地紧挨着一个专供游泳、跳水的深水池。