CREATE TABLE table_3152 ("Rank" FLOAT, "English title" TEXT, "Chinese title" TEXT, "Average" FLOAT, "Peak" FLOAT, "Premiere" FLOAT, "Finale" FLOAT, "HK viewers" TEXT)

What is the Chinese name of the episode with 1.97 million Hong Kong viewers?
SELECT "Chinese title" FROM table_3152 WHERE "HK viewers" = '1.97 million'
SELECT "Chinese title" FROM "table_3152" WHERE "HK viewers" = '1.97 million'