Microbeam
n. 微光束
🗣️ 情景例句
I'm taking 19 credit hours.
我修了十九个学分。
Prosperity discovers vices and adversity virtues.
顺境显邪恶，逆境见善性。
Only good scouting is likely to preserve the freedoms so dear to the heart of the eternal Boy Scout.
只有优良的童子军活动才能保持不朽的童子军所衷心热爱的各项自由。