Bb-k8
[化] 丁胺卡那霉素; 阿米卡星
?? 詞語組成解析
abbr. 滾珠軸承（ball bearing）；鉛筆芯（double black）
??? 情景例句
Challenge, the feeling of accomplishment, and knowing that you have made a contribution.
挑戰，成就感和知道自己做出了貢獻。
He who would catch fish mush not mind getting wet.
欲擒龍王，就得下海。
Just to London.
只開到倫敦。