【电】 echo contour
echo
【化】 echo
【医】 echo
class; grade; rank; wait; when
【机】 iso-
better; by force; make an effort; powerful; strive; strong; stubborn
clue; line; string; stringy; thread; tie; verge; wire
【医】 line; line Of occlusion; linea; lineae; lineae poplitea; mito-; nemato-
soleal line; strand; thread
【经】 line