The plus sign is used in addition and the minus is used in subtraction.加号用于加法;减号用于减法....using concrete objects to teach addition and subtraction.用实物来教加减法There will be simple tests in addition, subtraction, multiplication...
覆上保鲜膜，冷藏24小时。Cover with plastic film and refrigerate for 24 hours.只需把它们装进保鲜袋，在冰箱里储存一天即可。Simply put them into a polythene bag and store them in the freezer for a day.我们过去总是把萝卜埋在土里保鲜,随吃随挖.We used to bury radishes under the...
The area has been the scene of sporadic artillery duels over the last six weeks.在过去的6周中，该地区曾经发生过零星的炮击。Hyde Park also became a favourite place for duels.海德公园也成了决斗的好地方.Beno : To practicing PvP, you have duels and BG playin...
这种药物通过提高大脑中血清素的含量来产生疗效。The drug works by increasing levels of serotonin in the brain.他信奉罗素的哲学.He believed in the philosophy of Russell.从前张崧年先生译过一篇罗素的论文.Mr Zhang Songnian once translated an essay by Bertrand Russell....