七岁
七岁的用法和样例:
例句
-
一个四至七岁的孩子所做的书面作业和任何一个官僚所做的一样多。
A four-to-seven-year-old does as much paperwork as any bureaucrat. -
七岁的儿童应当识字了。
A seven-year-old (ie A child who is seven years of age) should be able to read. -
他七岁时字就写得很漂亮了。
By the age of seven he could write beautifully. -
他比我年长七岁。
He is senior to me by seven years.