challenging (a)
/ˈtʃæləndʒɪŋ/

thách thức, thử thách

difficult in an interesting way that tests your ability

having a hard time (phrase)
/hævɪŋ ə hɑrd taɪm/

gặp khó khăn

experiencing a difficult situation

dig in (phrasal verb)
/dɪɡ ɪn/

nhẫn nại

to wait, or deal with a difficult situation, with great patience

revert (v)
/rɪˈvərt/

quay trở lại

to start doing something again that you used to do in the past

stick to (phrasal verb)
/stɪk tu/

bám lấy, dẫm vào

to continue doing or using something and not want to change it

chaos (n)
/ˈkeɪɑs/

sự hỗn loạn

a state of complete confusion and lack of order

rapidly (r)
/ˈræpədli/

nhanh chóng

in the way of happening in a short period of time

evolve (v)
/ɪˈvɑlv/

phát triển

changing to survive or thrive

trend (n)
/trɛnd/

xu hướng

a general direction in which a situation is changing or developing

to land on (phrasal verb)
/tu lænd ɔn/

chọn

to decide to use, to choose

personalize (v)
/ˈpərsənəˌlaɪz/

cá nhân hóa

to design or change something so that it is suitable for the needs of a particular person

pace (n)
/peɪs/

nhịp độ, tốc dộ

the speed at which something happens

depressed (a)
/dɪˈprest/

chán nản

without hope

tough (a)
/tʌf/

khó khăn

having or causing problems or difficulties

to keep up (phrasal verb)
/tu kip ʌp /

theo kịp

to not fall behind

thrive (v)
/θraɪv/

phát triển, lớn lên

to become, and continue to be, successful, strong, healthy, etc.

relieve (v)
/rɪˈliv/

giải tỏa, giảm bớt

to remove or reduce an unpleasant feeling

bitter (a)
/ˈbɪt̮ər/

gay gắt

very serious and unpleasant, with a lot of anger and hatred involved

motion (n)
/ˈmoʊʃn/

sự vận động

the act or process of moving or the way something moves

microphone (n)
/ˈmaɪkrəˌfoʊn/

míc rô

device that is used for recording sounds or for making your voice louder when you are speaking or singing