第四年第二百四十九天

[nnozomi]

部首
口 parts 27-30
喂, hello (on phone)/to feed; 善, good/virtuous; 喊, to yell; 喜, pleasure; 喝, to drink; 喵, meow; 嗓, throat; 嗯, mm; 嘉, auspicious; 器, device; 囍, double happiness; 囊, sack
( pinyin )

https://www.mdbg.net/chinese/dictionary?cdqrad=30
囗 parts 1-2
四, four; 回, to return; 因, because; 团, group; 囧, shock emoji; 园, park/garden
( pinyin )

https://www.mdbg.net/chinese/dictionary?cdqrad=31

语法
Using 没关系
https://www.chineseboost.com/grammar/mei2-guan1xi-usage/
About: 关于 vs 对于
https://www.chineseboost.com/grammar/guanyu-duiyu-about-regarding/
碰 vs 碰见 vs 碰上
https://www.chineseboost.com/grammar/peng-pengjian-pengshang/

词汇
由, from; 由于, because; 理由, reason
邮件, mail/post; 邮票, postage stamp; 邮箱, mailbox; 电子邮件, email
游, to swim/to wander/to travel; 游戏, game; 游泳, swimming
有的是, have plenty of; 有利, beneficial; 有效, valid/effective; 共有, to share; 具有, to possess; 只有, only
预报, prediction; 预防, prevention; 预计, estimate; 预习, advance study
员, a member of a job/activity/organization; 成员, member; 队员, team member; 公务员, public servant; 会员, membership; 人员, personnel; 演员, actor; 员工, employee
( pinyin )

https://mandarinbean.com/new-hsk-3-word-list/

玩玩
Finger shapes for counting to ten in Chinese; one to five are pretty straightforward but six to ten are Chinese-specific (as far as I know; Japanese definitely uses different ones). Like everything else in China, they vary by south/north/Taiwan/etc.
https://en.wikipedia.org/wiki/Chinese_number_gestures
https://blog.tutorabcchinese.com/chinese-culture/how-to-use-chinese-number-hand-signals

棒球的老虎他们今年好强，能不能在十月赢比赛？大家过得怎么样？