We needed to do decimals to round up and round down numbers.我们得把小数四舍五入成整数。We'll be back after the break with a round-up of today's other stories.休息之后我们会摘要报道今天其他的新闻。" Then round up the whole lot of them! "“ 统统抓起...
蝈蝈儿正为秋天临近而哀鸣.Katydids were lamenting fall's approach.他们躺在硬实的沙地上，听着海鸥的哀鸣。They lay on the firm sands, listening to the plaintive cry of the seagulls.只听得见远处羊群的哀鸣。The only sounds were the distant, melancholy cries of th...