There is
辅助 Assistant有…,存在着…
🧩 词语组成解析
there
[ðɛr]
adv. 在那里;那里;在那一点上;
pron. 表示某物或某人的存在或某事的发生（常用作be, seem或appear的主语）;
int. （表示满足、烦恼）你瞧，好啦，得啦;
is
[ɪz]
vt.& vi. 是（be的三单形式;
n. 存在;
🗣️ 情景例句
Would you get me some more water, please?
麻烦你再帮我加点水，行吗？
How often do you go swimming?
你多久去游一次泳？
He suddenly appeared in the party.
他突然在晚会上出现了。