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
Well, please sit down
嗯， 请坐下来
I'm not accustomed to that kind of social situation.
我不太习惯那种社交场合。
When the plane arrived, some of the detectives were waiting inside the main building while others were waiting on the airfield.
当飞机到达时，一些侦探等候在主楼内，另一些侦探则守候在停机坪上。