Barblok
巴尔布洛克刺钢丝
🗣️ 情景例句
I love parades.
我爱看游行。
Look before you leap; see before you go.
三思而行。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。