时间

time; period; hour; date; slot; point; space; duration; timing; timescale; temporal

表示

express; show; mean; signify; convey; denote; betoken; indicate; extend; represent; stand for; manifest; present; pronounce; expression; marker; indication; representation; manifestation; expressive; for

方法

method; way; means; manner; road; avenue; gateway; route; measure; approach; mode; system; channel; medium; methodology; formula; prescription; recipe; technique; tool; device; instrument; mechanism; mechanic; tack; line; view; lever; technical