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- free category with semigroup action 自由半群作用范畴
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- A student who gets 90% is graded A. 凡得90分的学生列为甲等。
- She picked up a new magazine with her free hand. 她用空着的一只手拿起一本新杂志。
- Business is now on the up grade. 目前生意蒸蒸日上。
- The term papers have been graded. 期末考卷已评完分数了。
- Jon sent away for a free almanac. 乔写信去要一份免费赠阅的年历。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- Now that I am free, I can enjoy music for a while. 既然有空，我可以享受一下音乐。
- Galois Covering of Free Category with Aemigroup Action and Skew Category with Semigroup Action 自由半群作用范畴的Galois盖与斜半群作用范畴
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- He closed the deal successfully and was home free. 买卖成交了，他松了一口气。
- He is free with his advice to his pupils. 他直言无隐地向学生提出忠告。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
- He is given a free ticket to the exhibition. 有人给他一张免费参观展览的票。
- He received a failing grade on the term paper. 他的期末报告不及格。
