-
Welcome back for those returning, welcome to CS50 for those joining us for the first time.
欢迎老同学，也欢迎新同学。
应用推荐
$firstVoiceSent
- 来自原声例句
Welcome back for those returning, welcome to CS50 for those joining us for the first time.
欢迎老同学，也欢迎新同学。
应用推荐