??? 情景例句
because he didn't want the responsibility of holding them.
因為他不想承擔保管它們的責任。
I learned grammar this afternoon.
我今天下午學語法。
At the far end of the lake, they came to huge piles of rubble which had been washed up by the water.
在湖的盡頭，他們見到一大堆一大堆由湖水沖刷上岸的碎石。