chuān
shì
tiānrán
天然
cúnzài
存在
de
qīngtóng
氢同
wèisù
位素
รายการคำศัพท์
  • chuānㄔㄨㄢ
  • tritium[cedict]
  • shìㄕˋ
  • is; are; am; yes; to be[cedict]
天然
  • tiān ránㄊㄧㄢ ㄖㄢˊ
  • natural[cedict]
存在
  • cún zàiㄘㄨㄣˊ ㄗㄞˋ
  • to exist; to be[cedict]
  • deㄉㄜ˙
  • ㄉㄧˊ
  • ㄉㄧˋ
  • of; structural particle: used before a noun, linking it to preceding possessive or descriptive attributive[cedict]
  • really and truly[cedict]
  • aim; clear[cedict]