Schrader initialled the chit for the barman.施拉德在收条上用首字母签了字，交给了酒吧招待。The barman uses a small silver measure for brandy.酒吧招待员用一个小银制量器量白兰地。He watched the barman prepare the beer he had ordered...他看着酒吧招待员备好他点的啤酒。The barman sl...
某些课程是必修的，其他是选修的。Certain courses are compulsory, others are optional.不.许多罗列的课程都是选修的.No. A lot of these are listed as optional.这些选修的课程使得学生能够修一些他们有兴趣的科目.These electives allow students to study subjects that interest them....