They didn't play volleyball near the window. They were afraid of breaking it.
他们没在窗子附近打排球, 他们怕把窗子打破了.
《用法词典》
I'm afraid your order has caught us on the hop — the goods aren't available yet.
恐怕你的订单来得太突然,我们全无准备,目前尚无货源.
《简明英汉词典》
I'm afraid that your leg will have to be operated on; there's no other way to stop the pain.
恐怕你的腿得做手术, 没有其他办法止痛.
《简明英汉词典》
If we let him look after the money, I'm afraid much of it will stick to his fingers.
如果把钱交由他保管, 恐怕大部分都要被他侵吞掉.
《简明英汉词典》
