担忧

to worry / to be concerned

to undertake / to carry / to shoulder / to take responsibility

picul (100 catties, 50 kg) / two buckets full / carrying pole and its load / classifier for loads carried on a shoulder pole

to worry / to concern oneself with / worried / anxiety / sorrow / (literary) to observe mourning

to fret over the worries of long-departed people (idiom); to worry unnecessarily / crying over spilt milk / often used with negatives, e.g. no need to worry about past issues