Ph\u00e2n bi\u1ec7t c\u0103n b\u1ea3n nh\u1ea5t gi\u1eefa hai nh\u00f3m r\u1eafn \u0111\u1ed9c v\u00e0 kh\u00f4ng \u0111\u1ed9c l\u00e0 \u1edf ch\u1ed7 r\u0103ng \u0111\u1ed9c hay kh\u00f4ng. R\u0103ng \u0111\u1ed9c khi c\u1eafn s\u1ebd \u0111\u1ec3 l\u1ea1i v\u1ebft tr\u00ean da lo\u00e0i b\u1ecb c\u1eafn.<\/p>\n\n\n\n
R\u0103ng \u0111\u1ed9c g\u1ed3m hai lo\u1ea1i. M\u1ed9t lo\u1ea1i l\u00e0 r\u0103ng \u0111\u1ed9c h\u00ecnh m\u00f3c c\u00e2u, tr\u00ean c\u00f3 m\u1ed9t c\u00e1i r\u00e3nh th\u00f4ng v\u1edbi n\u1ecdc \u0111\u1ed9c. Lo\u1ea1i r\u00e3nh n\u00e0y m\u1ecdc \u1edf ph\u1ea9n tr\u01b0\u1edbc x\u01b0\u01a1ng h\u00e0m tr\u00ean c\u1ee7a r\u1eafn, v\u1ea1ch mi\u1ec7ng n\u00f3 ra c\u00f3 th\u1ec3 tr\u00f4ng th\u1ea5y.<\/p>\n\n\n\n
M\u1ed9t lo\u1ea1i r\u0103ng \u0111\u1ed9c kh\u00e1c l\u00e0 r\u0103ng \u1ed1ng, c\u0169ng m\u1ecdc \u1edf ph\u00eda tr\u01b0\u1edbc x\u01b0\u01a1ng h\u00e0m tr\u00ean c\u1ee7a con r\u1eafn. \u0110\u00e2y l\u00e0 m\u1ed9t \u0111\u00f4i r\u0103ng nh\u1ecdn h\u01a1i cong v\u00e0 d\u00e0i, \u1edf gi\u1eefa c\u00f3 m\u1ed9t c\u00e1i l\u1ed7. Khi r\u1eafn \u0111\u1ed9c c\u1eafn ng\u01b0\u1eddi, c\u01a1 th\u1ecbt tr\u00ean tuy\u1ebfn \u0111\u1ed9c co l\u1ea1i l\u00e0m cho d\u1ecbch \u0111\u1ed9c \u1edf trong \u0111\u00f3 \u00e9p v\u00e0o \u0111\u01b0\u1eddng \u1ed1ng c\u1ee7a r\u0103ng \u0111\u1ed9c, ti\u00eam n\u1ecdc \u0111\u1ed9c v\u00e0o th\u00e2n th\u1ec3 ng\u01b0\u1eddi.<\/p>\n\n\n\n
Khi b\u1ecb r\u1eafn c\u1eafn c\u00f3 th\u1ec3 c\u0103n c\u1ee9 v\u00e0o v\u1ebft r\u0103ng \u0111\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u1ed9c hay kh\u00f4ng. N\u1ebfu l\u00e0 r\u1eafn \u0111\u1ed9c, nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i c\u00f3 m\u1ed9t \u0111\u00f4i v\u1ebft c\u1ee7a r\u0103ng \u0111\u1ed9c tr\u00ean l\u1edbp da b\u1ecb th\u01b0\u01a1ng c\u00f3 th\u1ec3 th\u1ea5y hai c\u00e1i l\u1ed7 r\u1ea5t nh\u1ecf. C\u00f2n khi b\u1ecb r\u1eafn kh\u00f4ng \u0111\u1ed9c c\u1eafn th\u00ec tr\u00ean da ch\u1ec9 c\u00f3 v\u1ebft hai h\u00e0ng r\u0103ng gi\u1ed1ng nhau.<\/p>\n","protected":false},"excerpt":{"rendered":"
Ph\u00e2n bi\u1ec7t c\u0103n b\u1ea3n nh\u1ea5t gi\u1eefa hai nh\u00f3m r\u1eafn \u0111\u1ed9c v\u00e0 kh\u00f4ng \u0111\u1ed9c l\u00e0 \u1edf ch\u1ed7 r\u0103ng \u0111\u1ed9c hay kh\u00f4ng. R\u0103ng \u0111\u1ed9c khi c\u1eafn s\u1ebd \u0111\u1ec3 l\u1ea1i v\u1ebft tr\u00ean da lo\u00e0i b\u1ecb c\u1eafn. R\u0103ng \u0111\u1ed9c g\u1ed3m hai lo\u1ea1i. M\u1ed9t lo\u1ea1i l\u00e0 r\u0103ng \u0111\u1ed9c h\u00ecnh m\u00f3c c\u00e2u, tr\u00ean c\u00f3 m\u1ed9t c\u00e1i r\u00e3nh th\u00f4ng v\u1edbi n\u1ecdc \u0111\u1ed9c. […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[1,15],"tags":[],"class_list":["post-10621","post","type-post","status-publish","format-standard","hentry","category-general","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10621","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=10621"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10621\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}