Ultrasound contrast enhanced agent的用法和樣例：
例句
- In these cases the thrombi showed selective enhancement after injection of the molecular contrast agent.
這些案例在注射分子造影劑后，血栓均出現了選擇性的增強。 - Hypercalcaemia and hyperphosphataemia were absent, and there was no history of barium study or oral contrast ingestion.
患者無高鈣血症和高磷血症，也無鋇劑檢查或口服造影劑的歷史。
