Proactivator
前活化剂; 前致活剂; 激活剂前体
🗣️ 情景例句
He has the eye of a painter.
他有画家的鉴赏力。
Nothing is impossible to willing mind (or heart).
有志者事竟成。
riding on its air cushion over a single rail, which it never touches,at speeds up to 300 m.p.h.----the possibilities appear unlimited.
靠气垫在单轨上行驶而不接触轨道，时速可达每小时300英里。气垫船的前途是不可限量的。