缺点: weak point, fault, shortcoming, disadvantage...
上报: to report to one's superiors, to appear in the news, to reply to a letter...
优: excellent, superior...
胶水: glue...
开业: to open a business, to open a practice, open (for business)...
穿: to bore through, pierce, perforate, penetrate, pass through, to dress, to wear, to put on, to thread...
争端: dispute, controversy, conflict...
以来: since (a previous event)...
姑且: for the time being, tentatively...
点头: to nod...
