线: thread, string, wire, line, (after a number) tier (unofficial ranking of a Chinese city)...
由此: hereby, from this...
运送: to transport, to carry...
环保: environmental protection, environmentally friendly, abbr. for...
干吗: what are you doing， whatever for， why on earth?...
亚洲: Asia, abbr. for...
科目: academic subject, field of study...
奇花异草: very rarely seen, unusual (idiom)...
喜出望外: to be pleased beyond one's expectations (idiom), overjoyed at the turn of events...
绳子: cord, string, rope...
