be smart
2020-04-20 本文已影响0人
柏树维度
the football player needed treatment for cramp after the match.
pray for you
geography
grasp social relations
education
people
greeting and introduction
environment
depression can be very isolating.
抑郁使人孤立。
bacteria n.细菌
add chlorine to kill bacteria.
simulation, simulation n.模拟，仿真
