巴里显然是在谈话快结束时加入的。Barry had obviously come in on the tail-end of the conversation.加入的量不要满过容器总容量的2/3。Do not fill the container more than two-thirds full.如果你加入的健身馆非常远，就不会去得那么经常了。If you enrol at a gym that's miles away, ...

“加入的”的英语可以翻译为：initiate，intrant...