Friends who are deeply loyal to each other.
彼此忠诚的朋友。 (Bǐcǐ zhōngchéng de péngyǒu.)
"Since childhood, they’ve been sworn friends."
"从小他们就是相互忠诚的朋友。" (Cóng xiǎo tāmen jiù shì sworn friends.)
Continue your efforts even when facing challenges.
to visit popular tourist destinations
to describe something vividly or clearly
to express anger or frustration so that you feel better
to reconsider a decision
to secure something completely