first-grade
常见例句
- Such protection zones shall be divided into first-grade protection zones and protection zones of other grades.
生活飲用水地表水源保護區分爲一級保護區和其他等級保護區。 - Certain water areas and land-based areas beyond the first-grade protection zones may be delineated as protection zones of other grades.
在生活飲用水地表水源一級保護區外，可以劃定一定的水域和陸域爲其他等級保護區。 - A first-grade teacher was having trouble with one of her students.
一年級女教師跟她的一個學生較上了勁。 - Now, seven months later, Taylor is beginning to read and does first-grade math.
NPR: Students Blossom in the Desert 返回 first-grade