It's really hard and annoying at first, but after you do it long enough that it starts to become like a habit and ingrained in your brain, you'll have no problem saying stuff like attention, everyone.
一開始真的很難,也很煩,但是當你做的時間足夠長,開始變得像一種習慣,並且在你的大腦中根深蒂固之後,你就會毫不猶豫的說出注意了,大家注意了這樣的話。