[かつやく, katsuyaku] (n) (1) activity (esp. energetic); great efforts; conspicuous service; (vs) (2) to flourish; to participate actively; to play an active role; (P) #1,297[Add to Longdo]
[いしょうさんたん, ishousantan] (n) taxing one's ingenuity in devising something; agonizing over designing or creating something; making strenuous efforts to devise good ways and means to do something [Add to Longdo]
[いちばくじっかん, ichibakujikkan] (exp) (1) bursts of exertion will fail to bear fruit if interrupted by long periods of idleness; (2) strenuous efforts, unless sustained, are to no avail (Mencius) [Add to Longdo]
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แสดงได้ทั้งความหมายของคำเดี่ยว และคำผสม ได้อย่างถูกต้อง
เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย