B calls
[医] B细胞, β细胞(胰岛)
🧩 词语组成解析
n. 调用；呼吁；电话（call的复数）
🗣️ 情景例句
I think I'll take the afternoon off.
我想下午休息。
I'm glad you enjoyed it.
你喜欢我就高兴。
They were climbing up the wall of the house and then on to the leaves of the tree.
它们正在顺着房子的外墙往上爬，然后爬上树叶。