Pentamer
n. [化]五聚物, 五节聚化物
🗣️ 情景例句
you have a meeting with the production staff
要与生产部门人员开会，
The modern farmer spreads the agricultural chemicals on the fields.
当今的农民
If anyone ever asks her how old she is, she always answers, 'Darling, it must be terrible to be grown up!'
“亲爱的，长成大人真可怕啊！”