- 重点词汇
- 口径
bore; calibre; requirements; specifications; line of action; account/version of an event; statement about sth
- 膛线
rifling
- 枪管
(gun) barrel
- 价格
price
- 客服
customer service
- 微信
WeChat
- 安全
security; safe; secure; unthreatened
- 保密
maintain confidentiality/secrecy; keep secret
- 那里
there; that place
- 阻击
block; check