🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
Please sign a copy of our Sales Contract No.156 enclosed here in duplicate and return to us for our file.
请会签第156号销售合同一式两份中的一份，将它寄回我方存档。
They stretch out their legs like flying squirrels.
它们伸展四肢，就像飞行中的松鼠一样。