How to say "我现在最担心的呀" (wǒ xiàn zài zuì dān xīn de ya) in Chinese dialogue

xiànzàizuìdānxīndeya

Here's what I'm worried about:

Idioms & Colloquial Expressions
INTERACTIVE SCRIPT TIMELINE
LINE 0103:22
dōu
shì
dài
chuī
huǒ
de
pái
liàn

without fire breathing.

LINE 0203:25
PLAYING SCENE
xiàn
zài
zuì
dān
xīn
de
ya

Here's what I'm worried about:

LINE 0303:27
huí
tóu
sān
jié
de
shí
hòu

If a part slips and causes trouble

Show Information
Source MediaTV Series
Season & EpisodeS1 E29
Timestamp03:25
TMDB ID284110