Htab
abbr. hexadecyl trimethyl ammonium bromide 溴化十六碳烷基三甲铵
🗣️ 情景例句
Good-bye. Take care of yourself.
多多保重，再见。
If you wish for peace, be prepared for war.
想要和平，必须备战。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；